Calculate Labradoodle Weight

Labradoodle Weight Calculator – Predict Your Puppy's Adult Size body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; color: #333; background-color: #f8f9fa; margin: 0; padding: 0; } .container { max-width: 960px; margin: 20px auto; padding: 20px; background-color: #fff; border-radius: 8px; box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1); display: flex; flex-direction: column; } header { text-align: center; margin-bottom: 20px; padding-bottom: 10px; border-bottom: 1px solid #eee; } h1 { color: #004a99; margin-bottom: 5px; } .subtitle { font-size: 1.1em; color: #555; } .calculator-section { margin-bottom: 30px; padding: 20px; border: 1px solid #e0e0e0; border-radius: 5px; background-color: #fdfdfd; } .calculator-section h2 { color: #004a99; margin-top: 0; text-align: center; margin-bottom: 20px; } .loan-calc-container { display: flex; flex-direction: column; gap: 15px; } .input-group { display: flex; flex-direction: column; gap: 5px; } .input-group label { font-weight: bold; color: #004a99; } .input-group input[type="number"], .input-group select { padding: 10px; border: 1px solid #ccc; border-radius: 4px; font-size: 1em; box-sizing: border-box; } .input-group input[type="number"]:focus, .input-group select:focus { border-color: #004a99; outline: none; box-shadow: 0 0 0 2px rgba(0, 74, 153, 0.2); } .helper-text { font-size: 0.85em; color: #666; } .error-message { color: #dc3545; font-size: 0.9em; margin-top: 5px; display: none; /* Hidden by default */ } .button-group { display: flex; justify-content: space-between; margin-top: 20px; gap: 10px; } button { padding: 10px 20px; border: none; border-radius: 4px; cursor: pointer; font-size: 1em; font-weight: bold; transition: background-color 0.3s ease; } #calculateBtn, #copyResultsBtn { background-color: #004a99; color: white; } #calculateBtn:hover, #copyResultsBtn:hover { background-color: #003b7a; } #resetBtn { background-color: #6c757d; color: white; } #resetBtn:hover { background-color: #5a6268; } .results-container { margin-top: 25px; padding: 20px; border: 1px solid #d0e0d0; border-radius: 5px; background-color: #e8f5e9; } .results-container h3 { color: #28a745; margin-top: 0; text-align: center; margin-bottom: 15px; } #primaryResult { font-size: 2.5em; font-weight: bold; color: #28a745; text-align: center; margin-bottom: 15px; padding: 10px; background-color: #f0fff0; border-radius: 4px; } .intermediate-results div, .assumption-values div { display: flex; justify-content: space-between; margin-bottom: 8px; padding: 5px 0; border-bottom: 1px dashed #aaddaa; } .intermediate-results div:last-child, .assumption-values div:last-child { border-bottom: none; } .intermediate-results span:first-child, .assumption-values span:first-child { font-weight: bold; } .formula-explanation { font-size: 0.9em; color: #555; margin-top: 15px; text-align: center; border-top: 1px solid #aaddaa; padding-top: 10px; } .chart-container { margin-top: 30px; padding: 20px; border: 1px solid #e0e0e0; border-radius: 5px; background-color: #fdfdfd; text-align: center; } .chart-container h3 { color: #004a99; margin-top: 0; margin-bottom: 15px; } canvas { max-width: 100%; height: auto; background-color: #fff; border-radius: 4px; box-shadow: 0 1px 5px rgba(0, 0, 0, 0.1); } .table-container { margin-top: 30px; padding: 20px; border: 1px solid #e0e0e0; border-radius: 5px; background-color: #fdfdfd; } .table-container h3 { color: #004a99; margin-top: 0; text-align: center; margin-bottom: 15px; } table { width: 100%; border-collapse: collapse; margin-top: 10px; } th, td { padding: 10px; text-align: left; border-bottom: 1px solid #ddd; } th { background-color: #004a99; color: white; font-weight: bold; } tr:nth-child(even) { background-color: #f2f2f2; } article { margin-top: 30px; padding: 20px; background-color: #fff; border-radius: 8px; box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1); } article h2 { color: #004a99; margin-top: 20px; margin-bottom: 10px; border-bottom: 2px solid #004a99; padding-bottom: 5px; } article h3 { color: #004a99; margin-top: 15px; margin-bottom: 8px; } article p, article ul, article ol { margin-bottom: 15px; } article ul, article ol { padding-left: 25px; } article li { margin-bottom: 8px; } .faq-question { font-weight: bold; color: #004a99; margin-top: 10px; margin-bottom: 5px; } .faq-answer { margin-left: 10px; margin-bottom: 10px; } .internal-links { margin-top: 20px; padding: 15px; background-color: #f0f8ff; border-radius: 5px; border: 1px solid #b0c4de; } .internal-links h3 { color: #004a99; margin-top: 0; text-align: center; } .internal-links ul { list-style: none; padding: 0; margin: 0; } .internal-links li { margin-bottom: 10px; } .internal-links a { color: #004a99; text-decoration: none; font-weight: bold; } .internal-links a:hover { text-decoration: underline; } @media (max-width: 768px) { .container { margin: 10px; padding: 15px; } button { flex-grow: 1; } .button-group { flex-direction: column; align-items: stretch; } }

Labradoodle Weight Calculator

Estimate Your Labradoodle's Adult Weight Accurately

Labradoodle Adult Weight Estimator

Please enter a valid age in weeks (must be positive).
Enter the age of your Labradoodle puppy in weeks.
Please enter a valid weight in pounds (must be positive).
Enter your puppy's current weight in pounds.
Miniature (Parents: 15-25 lbs) Medium (Parents: 25-45 lbs) Standard (Parents: 45-70 lbs) Select the expected adult size category of your Labradoodle's parents.
Please enter a valid weight for the lower parent.
Enter the lower end of the expected adult weight range for your Labradoodle's parents.
Please enter a valid weight for the higher parent.
Enter the higher end of the expected adult weight range for your Labradoodle's parents.

Your Labradoodle's Estimated Adult Weight

— lbs
Current Age Factor:
Growth Rate Multiplier:
Parent Weight Average: — lbs
Formula: Estimated Adult Weight = Current Weight * (Age Factor) * (Growth Rate Multiplier) + (Parent Weight Average Adjustment)

Note: This is a simplified estimation. Actual weight can vary significantly.

Key Assumptions:

Selected Parent Size Category:
Estimated Parent Weight Range Used: — lbs

Labradoodle Growth Projection

Estimated growth curve based on your inputs.

Labradoodle Age & Weight Milestones

Typical weight ranges for Labradoodles at different ages.

Age (Weeks) Estimated Weight (lbs) – Mini Estimated Weight (lbs) – Medium Estimated Weight (lbs) – Standard
4 3 – 6 5 – 9 7 – 12
8 6 – 12 10 – 18 14 – 24
12 9 – 18 15 – 27 21 – 36
16 12 – 24 20 – 36 28 – 48
20 15 – 30 25 – 45 35 – 60
24 18 – 36 30 – 54 42 – 72
Adult (Approx. 12-18 Months) 15 – 30 25 – 45 45 – 70

What is Labradoodle Weight Estimation?

Estimating a Labradoodle's adult weight is a common concern for new owners. A Labradoodle is a crossbreed between a Labrador Retriever and a Poodle, known for their intelligence, hypoallergenic coats, and friendly temperaments. Because they are a hybrid, their size and weight can vary significantly depending on the generation (F1, F1b, F2, etc.), the size of the parent Poodle (miniature, standard), and individual genetics. This Labradoodle weight calculator provides an educated guess for your puppy's future size, helping you prepare for their needs in terms of food, space, and training.

This tool is primarily for prospective and new Labradoodle owners who want a reasonable projection of their puppy's adult size. It's especially useful if you're unsure about the parentage or if you're trying to gauge if your puppy will fit into a "mini," "medium," or "standard" size category. Many breeders offer estimates, but this Labradoodle weight calculator allows you to input your own observations for a personalized projection.

A common misconception is that all Labradoodles from the same generation (e.g., F1) will be the same size. This is far from true. Genetics play a massive role, and even within litters, puppies can exhibit considerable size differences. Another myth is that the Poodle parent's size exclusively dictates the Labradoodle's adult weight. While influential, the Labrador Retriever's genetics also contribute, and the specific combination can lead to unexpected results. This Labradoodle weight calculator aims to bridge the gap between these variables.

Labradoodle Weight Estimation Formula and Mathematical Explanation

Predicting a puppy's adult weight isn't an exact science, but we can use established principles of canine growth and a few key data points to create a reasonable estimate. The formula used by this Labradoodle weight calculator is a multi-factor approach that considers the puppy's current growth stage and the typical adult size of the breed combination.

The core idea is to extrapolate the puppy's current weight and age relative to typical growth patterns and then adjust it based on the expected adult size derived from the parent breeds.

Formula Breakdown:

Estimated Adult Weight = (Current Weight / Puppy's Age Multiplier) * (Average Parent Weight Adjustment Factor)

Let's break down the components:

  • Current Weight (lbs): The actual weight of your puppy right now.
  • Puppy's Age Multiplier: This factor represents how much of their adult weight a puppy typically has at a given age. For Labradoodles, a common heuristic is that puppies reach about 50-75% of their adult weight by 5-6 months (20-24 weeks). We'll use a simplified multiplier based on weeks, assuming a more rapid growth phase early on. A rough approximation for the multiplier at 16 weeks (4 months) might be around 0.4 to 0.5, meaning they've reached 40-50% of their adult weight. The calculator adjusts this based on the puppy's specific age.
  • Average Parent Weight Adjustment Factor: This accounts for the genetic predisposition towards a certain size. We calculate the average of the parents' expected adult weights and use this as a benchmark. A larger parent average suggests a larger potential adult dog.

A more refined approach used in the calculator might look like this:

Estimated Adult Weight = (Current Weight * Age Factor) * (Growth Rate Multiplier) + (Parent Weight Average Adjustment)

Where:

  • Age Factor: A value derived from the puppy's current age (in weeks) relative to a typical adult maturity age (e.g., 78 weeks or 18 months). It helps scale the current weight.
  • Growth Rate Multiplier: This is influenced by the breed. Labradoodles tend to grow rapidly in their first year. This multiplier helps to fine-tune the projection.
  • Parent Weight Average Adjustment: The average of the lower and higher parent weight estimates. This adds a baseline size expectation.

Variable Explanations Table

Variable Meaning Unit Typical Range
Puppy's Age Current age of the puppy Weeks 1 – 52+
Current Weight Puppy's current body mass Pounds (lbs) 1 – 60+
Parent Size Category General classification of parent dogs Category (Mini, Medium, Standard) Miniature, Medium, Standard
Parent Weight Low Estimated lower end of adult weight for parents Pounds (lbs) 10 – 60
Parent Weight High Estimated higher end of adult weight for parents Pounds (lbs) 20 – 80+
Estimated Adult Weight Projected final weight of the Labradoodle Pounds (lbs) 15 – 75+
Age Factor Scaling factor based on puppy's age Unitless 0.1 – 1.5 (approx.)
Growth Rate Multiplier Factor influencing speed of growth Unitless 0.8 – 1.2 (approx.)

Practical Examples (Real-World Use Cases)

Example 1: Estimating a Mini Labradoodle's Weight

Sarah has a 12-week-old Mini Labradoodle puppy named "Coco." Coco currently weighs 10 lbs. Sarah knows the parents were a Miniature Poodle (around 18 lbs) and a smaller Labrador Retriever (around 40 lbs). She wants to estimate Coco's adult weight.

  • Puppy's Age: 12 weeks
  • Current Weight: 10 lbs
  • Parent Size: Selected "Mini" category, but inputting specific parent weights:
  • Parent Weight Low: 18 lbs
  • Parent Weight High: 40 lbs (This indicates potential for a larger "mini" or even "medium" adult size)

Using the Labradoodle weight calculator:

The calculator might determine an Age Factor of approx. 0.7, a Growth Rate Multiplier of 0.95, and an Average Parent Weight of (18+40)/2 = 29 lbs.

Calculation: (10 lbs * 0.7) * 0.95 + 29 lbs = 6.65 + 29 = 35.65 lbs.

Interpretation: Although Coco is a "mini" cross, the Labrador parent is on the larger side for a mini-Labradoodle. The calculator suggests Coco might reach a higher end of the mini range, possibly bordering on a medium size, around 35-40 lbs. Sarah should prepare for a medium-sized dog.

Example 2: Projecting a Standard Labradoodle's Weight

Mark has an 8-week-old Standard Labradoodle puppy, "Bear." Bear weighs 15 lbs. The parents were a Standard Poodle (approx. 60 lbs) and a medium-sized Labrador Retriever (approx. 65 lbs).

  • Puppy's Age: 8 weeks
  • Current Weight: 15 lbs
  • Parent Size: Selected "Standard" category, but inputting specific parent weights:
  • Parent Weight Low: 55 lbs
  • Parent Weight High: 70 lbs

Using the Labradoodle weight calculator:

The calculator might find an Age Factor of approx. 0.5, a Growth Rate Multiplier of 1.05, and an Average Parent Weight of (55+70)/2 = 62.5 lbs.

Calculation: (15 lbs * 0.5) * 1.05 + 62.5 lbs = 7.875 + 62.5 = 70.375 lbs.

Interpretation: Bear is growing well for his age and comes from parents that indicate a large adult size. The calculator predicts Bear will likely be on the larger side of the standard range, potentially reaching around 70 lbs or more. Mark should ensure he has adequate space and resources for a big dog.

How to Use This Labradoodle Weight Calculator

Using the Labradoodle weight calculator is straightforward and designed to give you a quick, helpful estimate. Follow these steps:

  1. Enter Puppy's Age: Input the exact age of your Labradoodle puppy in weeks. Be as precise as possible, as this significantly impacts the calculation.
  2. Enter Current Weight: Provide your puppy's current weight in pounds (lbs). Make sure to use a reliable scale for accuracy.
  3. Select Parent Size Category: Choose the category (Mini, Medium, Standard) that best describes the adult size of the parents. This gives the calculator a baseline.
  4. Enter Parent Weight Estimates: For a more refined estimate, input the lower and higher ends of the expected adult weight range for BOTH parents. If you don't know the exact parent weights, use the typical ranges provided for each category as a starting point.
  5. Click 'Calculate Weight': Once all fields are populated, click the button. The calculator will process the information instantly.

How to Read Results:

  • Primary Result (Highlighted): This is your estimated adult weight in pounds. It represents the most likely final weight based on the inputs.
  • Intermediate Values: These show the specific factors (Age Factor, Growth Rate Multiplier, Parent Weight Average) that contributed to the final estimate. Understanding these can help you see how each input influenced the outcome.
  • Key Assumptions: This section confirms the parent size category selected and the parent weight range used in the calculation.

Decision-Making Guidance:

Use the estimated adult weight to make informed decisions about your puppy's future. Consider factors like:

  • Food and Nutrition: Adjust feeding amounts as your puppy grows to match their expected adult size and activity level. Consult your veterinarian for specific dietary recommendations.
  • Housing: Ensure you have adequate space for a dog of the projected size.
  • Training and Equipment: Plan for appropriate training classes and purchase gear (like crates, beds, collars) that will accommodate their adult size.
  • Veterinary Care: Discuss potential breed-specific health concerns and preventative care with your vet, considering their likely adult size.

Remember, this Labradoodle weight calculator provides an estimate. Genetics can always surprise you, and environmental factors play a role. Always consult with your veterinarian for personalized advice regarding your specific dog's growth and health.

Key Factors That Affect Labradoodle Weight Results

While our Labradoodle weight calculator uses established formulas, several factors can influence your puppy's actual adult weight. Understanding these can provide a more complete picture:

  1. Genetics and Parentage: This is the most significant factor. Even within the same litter, puppies can inherit different genes from each parent. If one parent was considerably larger or smaller than the other, it can skew the outcome. The specific cross (e.g., Standard Poodle x Labrador vs. Miniature Poodle x Cocker Spaniel) also matters greatly.
  2. Puppy's Current Growth Rate: Is your puppy a fast grower or a slow grower? A puppy that is significantly above or below the average weight for its age might deviate from the standard projection. The calculator attempts to account for this with age-specific factors, but rapid deviations can be hard to predict precisely.
  3. Diet and Nutrition: A balanced, high-quality diet appropriate for the puppy's age and size is crucial for healthy growth. Overfeeding can lead to excessive weight gain and potential health issues (like joint problems), while underfeeding can stunt growth. Consistent, appropriate nutrition supports reaching the genetic potential.
  4. Health and Medical Conditions: Certain health issues, such as hormonal imbalances (e.g., hypothyroidism) or parasites, can affect a puppy's growth rate and ultimate size. Regular veterinary check-ups are essential to monitor overall health.
  5. Exercise and Activity Level: While exercise doesn't directly increase bone structure size, it influences muscle development and overall body composition. A very active dog might appear leaner and more muscular than a less active one of the same weight. Consistent exercise helps achieve a healthy weight.
  6. Neutering/Spaying Timing: Some studies suggest that early neutering or spaying might slightly impact growth plate closure, potentially leading to a slightly taller or heavier adult dog if not managed carefully with diet and exercise. The long-term effects are still debated, but it's a factor to consider discussing with your vet.
  7. Generational Factors (F1, F1b, F2): The generation of the Labradoodle can influence predictability. F1 (first generation cross) can be more variable than later generations or backcrosses (F1b) where breeders aim for specific traits. This calculator assumes a general hybrid growth pattern.

Frequently Asked Questions (FAQ)

Q1: How accurate is this Labradoodle weight calculator?
A: This calculator provides an *estimate* based on common growth patterns and parent size. Genetics are highly variable, so actual weight can differ. It's a useful tool for general planning but not a definitive prediction.
Q2: My puppy seems much smaller/larger than the table suggests for its age. Should I worry?
A: Labradoodles can vary! If your puppy is otherwise healthy, active, and eating well, a deviation from standard ranges might be normal for their specific genetics. Monitor their growth curve and consult your vet if you have concerns about their overall health.
Q3: What is the difference between Mini, Medium, and Standard Labradoodles?
A: These terms refer to approximate adult weight and height. Miniatures typically weigh 15-30 lbs, Mediums 25-45 lbs, and Standards 45-70+ lbs. However, these are guidelines, and overlap exists.
Q4: How much should I feed my Labradoodle puppy?
A: Feeding guidelines vary by food brand, puppy age, and expected adult size. Always follow the recommendations on your puppy food packaging and adjust based on your puppy's condition. Consult your vet for personalized advice. Check out our guide on dog nutrition.
Q5: When do Labradoodles stop growing?
A: Most Labradoodles reach their full height between 12-18 months of age. They might continue to fill out and gain a bit more weight (muscle and body mass) until around 18-24 months, especially larger individuals.
Q6: What if I don't know the exact weight of the parents?
A: If you don't know the exact parent weights, use the typical weight ranges provided for the "Mini," "Medium," and "Standard" categories in the calculator's parent size options as a starting point for the parent weight inputs. This Labradoodle weight calculator will still provide a useful estimate.
Q7: Can this calculator predict the final coat type?
A: No, this calculator is specifically for estimating weight. Coat type (wavy, curly, straight) is determined by genetics and is independent of weight prediction. Learn more about Labradoodle coat types.
Q8: Should I be concerned if my puppy's estimated adult weight is very different from its current size?
A: Puppies grow exponentially. A small puppy can become a large dog. The key is the *rate* of growth relative to age and parentage. If the estimate seems wildly off, re-check your inputs or consult your breeder or vet. Understanding puppy growth stages can be helpful.
var chartInstance = null; // To hold the chart instance function validateInput(inputId, errorId, minValue = null, maxValue = null) { var input = document.getElementById(inputId); var errorDiv = document.getElementById(errorId); var value = parseFloat(input.value); var isValid = true; if (isNaN(value) || input.value.trim() === "") { errorDiv.textContent = "This field is required."; errorDiv.style.display = "block"; isValid = false; } else if (minValue !== null && value maxValue) { errorDiv.textContent = "Value out of acceptable range."; errorDiv.style.display = "block"; isValid = false; } else { errorDiv.style.display = "none"; } return isValid ? value : null; } function validateAge() { return validateInput('puppyAge', 'ageError', 1); } function validateCurrentWeight() { return validateInput('currentWeight', 'currentWeightError', 1); } function validateParentWeights() { var lowValid = validateInput('parentWeightLow', 'parentWeightLowError', 1); var highValid = validateInput('parentWeightHigh', 'parentWeightHighError', 1); var errorDiv = document.getElementById('parentWeightLowError'); // Reuse one error div for range check if (lowValid !== null && highValid !== null && lowValid >= highValid) { errorDiv.textContent = "Lower parent weight must be less than higher parent weight."; errorDiv.style.display = "block"; document.getElementById('parentWeightHighError').style.display = "block"; document.getElementById('parentWeightHighError').textContent = "Higher parent weight must be greater than lower parent weight."; return false; } else { if (lowValid !== null) document.getElementById('parentWeightLowError').style.display = "none"; if (highValid !== null) document.getElementById('parentWeightHighError').style.display = "none"; return lowValid !== null && highValid !== null; } } function updateParentWeightRange() { var parentSizeSelect = document.getElementById('parentSize'); var selectedSize = parentSizeSelect.value; var parentWeightLowInput = document.getElementById('parentWeightLow'); var parentWeightHighInput = document.getElementById('parentWeightHigh'); var assumedParentSizeSpan = document.getElementById('assumedParentSize'); var assumedParentRangeSpan = document.getElementById('assumedParentRange'); var ranges = { 'mini': { low: 15, high: 25, label: "Miniature (Parents: 15-25 lbs)" }, 'medium': { low: 25, high: 45, label: "Medium (Parents: 25-45 lbs)" }, 'standard': { low: 45, high: 70, label: "Standard (Parents: 45-70 lbs)" } }; if (ranges[selectedSize]) { parentWeightLowInput.value = ranges[selectedSize].low; parentWeightHighInput.value = ranges[selectedSize].high; assumedParentSizeSpan.textContent = ranges[selectedSize].label; assumedParentRangeSpan.textContent = ranges[selectedSize].low + " – " + ranges[selectedSize].high + " lbs"; validateParentWeights(); // Re-validate after updating values } } function calculateLabradoodleWeight() { var puppyAge = validateInput('puppyAge', 'ageError', 1); var currentWeight = validateInput('currentWeight', 'currentWeightError', 1); var parentWeightLow = validateInput('parentWeightLow', 'parentWeightLowError', 1); var parentWeightHigh = validateInput('parentWeightHigh', 'parentWeightHighError', 1); if (puppyAge === null || currentWeight === null || parentWeightLow === null || parentWeightHigh === null || !validateParentWeights()) { displayResults(null, null, null, null, null, null); // Clear results on error return; } var parentAvgWeight = (parentWeightLow + parentWeightHigh) / 2; // Simplified heuristic factors – these can be complex and vary // Age Factor: Higher for younger dogs, lower for older dogs approaching maturity. // Growth Rate Multiplier: Adjusts for breed-specific growth curves. // These are simplified for demonstration. Real-world models are more complex. var ageFactor = 1.0; if (puppyAge < 12) ageFactor = 0.3 + (puppyAge / 12) * 0.5; // Younger pups have lower factor else if (puppyAge < 24) ageFactor = 0.8 + ((puppyAge – 12) / 12) * 0.4; // Growing phase else ageFactor = 1.2 + ((puppyAge – 24) / 52) * 0.2; // Approaching maturity/slight overshooting var growthMultiplier = 0.95; // Typical for medium-large breeds, can adjust if (document.getElementById('parentSize').value === 'mini') { growthMultiplier = 0.90; } else if (document.getElementById('parentSize').value === 'standard') { growthMultiplier = 1.05; } // Primary Calculation Logic (Illustrative) // Formula: Estimated Adult Weight = (Current Weight * Age Factor) * Growth Rate Multiplier + (Parent Weight Average Adjustment) var estimatedWeight = (currentWeight * ageFactor) * growthMultiplier + (parentAvgWeight * 0.5); // Blend current growth with parent average // Ensure the result is within a reasonable range based on parent avg var lowerBound = parentAvgWeight * 0.7; var upperBound = parentAvgWeight * 1.3; if (estimatedWeight upperBound) estimatedWeight = upperBound; // Display intermediate results document.getElementById('ageFactorResult').textContent = ageFactor.toFixed(2); document.getElementById('growthMultiplierResult').textContent = growthMultiplier.toFixed(2); document.getElementById('parentAvgWeightResult').textContent = parentAvgWeight.toFixed(2) + " lbs"; // Display primary result displayResults(estimatedWeight.toFixed(2)); updateChart(puppyAge, currentWeight, estimatedWeight); } function displayResults(primaryResultValue) { document.getElementById('primaryResult').textContent = primaryResultValue !== null ? primaryResultValue + " lbs" : "– lbs"; if (primaryResultValue === null) { document.getElementById('ageFactorResult').textContent = "–"; document.getElementById('growthMultiplierResult').textContent = "–"; document.getElementById('parentAvgWeightResult').textContent = "– lbs"; document.getElementById('assumedParentSize').textContent = "–"; document.getElementById('assumedParentRange').textContent = "–"; } else { document.getElementById('assumedParentSize').textContent = document.getElementById('parentSize').options[document.getElementById('parentSize').selectedIndex].text; document.getElementById('assumedParentRange').textContent = document.getElementById('parentWeightLow').value + " – " + document.getElementById('parentWeightHigh').value + " lbs"; } } function resetCalculator() { document.getElementById('puppyAge').value = "12"; document.getElementById('currentWeight').value = "15"; document.getElementById('parentSize').value = "medium"; updateParentWeightRange(); // This will also set parent weights based on medium // Clear errors document.getElementById('ageError').style.display = "none"; document.getElementById('currentWeightError').style.display = "none"; document.getElementById('parentWeightLowError').style.display = "none"; document.getElementById('parentWeightHighError').style.display = "none"; displayResults(null); // Clear results if (chartInstance) { chartInstance.destroy(); // Destroy previous chart chartInstance = null; } var ctx = document.getElementById('growthChart').getContext('2d'); ctx.clearRect(0, 0, ctx.canvas.width, ctx.canvas.height); // Clear canvas } function copyResults() { var primaryResult = document.getElementById('primaryResult').innerText; var ageFactor = document.getElementById('ageFactorResult').innerText; var growthMultiplier = document.getElementById('growthMultiplierResult').innerText; var parentAvgWeight = document.getElementById('parentAvgWeightResult').innerText; var assumedParentSize = document.getElementById('assumedParentSize').innerText; var assumedParentRange = document.getElementById('assumedParentRange').innerText; if (primaryResult === "– lbs") { alert("No results to copy yet. Please calculate first."); return; } var textToCopy = "Labradoodle Weight Estimation Results:\n\n"; textToCopy += "Estimated Adult Weight: " + primaryResult + "\n"; textToCopy += "Current Age Factor: " + ageFactor + "\n"; textToCopy += "Growth Rate Multiplier: " + growthMultiplier + "\n"; textToCopy += "Average Parent Weight Used: " + parentAvgWeight + "\n"; textToCopy += "\nKey Assumptions:\n"; textToCopy += "Parent Size Category: " + assumedParentSize + "\n"; textToCopy += "Estimated Parent Weight Range: " + assumedParentRange + "\n"; navigator.clipboard.writeText(textToCopy).then(function() { alert('Results copied to clipboard!'); }).catch(function(err) { console.error('Failed to copy: ', err); alert('Failed to copy results.'); }); } function updateChart(currentAgeWeeks, currentWeightLbs, estimatedAdultWeightLbs) { var ctx = document.getElementById('growthChart').getContext('2d'); // Destroy previous chart instance if it exists if (chartInstance) { chartInstance.destroy(); } // Generate data points for the chart var labels = []; var dataCurrent = []; var dataEstimated = []; var maxAgeWeeks = 78; // Approx 18 months for full maturity // Fetch parent averages for plotting baseline var parentWeightLow = parseFloat(document.getElementById('parentWeightLow').value) || 20; var parentWeightHigh = parseFloat(document.getElementById('parentWeightHigh').value) || 50; var avgParentWeight = (parentWeightLow + parentWeightHigh) / 2; for (var weeks = 4; weeks <= maxAgeWeeks + 10; weeks += 4) { // Plot every 4 weeks up to ~2 years labels.push(weeks + " wks"); // Estimate current weight curve (simplified exponential growth) var ageFactorForChart = 1.0; if (weeks < 12) ageFactorForChart = 0.3 + (weeks / 12) * 0.5; else if (weeks avgParentWeight * 1.3) estimatedWeightAtAge = avgParentWeight * 1.3; if (estimatedWeightAtAge < avgParentWeight * 0.7) estimatedWeightAtAge = avgParentWeight * 0.7; if (weeks < currentAgeWeeks) estimatedWeightAtAge = currentWeightLbs * (weeks / currentAgeWeeks); // Grow from current point if (weeks === currentAgeWeeks) estimatedWeightAtAge = currentWeightLbs; // Ensure current point matches input dataCurrent.push(estimatedWeightAtAge); // Estimated Adult Weight Line (constant) dataEstimated.push(estimatedAdultWeightLbs); } // Add current point explicitly if not covered by loop if (!labels.includes(currentAgeWeeks + " wks")) { labels.push(currentAgeWeeks + " wks"); dataCurrent.push(currentWeightLbs); dataEstimated.push(estimatedAdultWeightLbs); } chartInstance = new Chart(ctx, { type: 'line', data: { labels: labels, datasets: [ { label: 'Estimated Current Growth', data: dataCurrent, borderColor: '#004a99', fill: false, tension: 0.1 }, { label: 'Estimated Adult Weight Target', data: dataEstimated, borderColor: '#28a745', borderDash: [5, 5], fill: false, tension: 0 } ] }, options: { responsive: true, maintainAspectRatio: false, scales: { y: { beginAtZero: true, title: { display: true, text: 'Weight (lbs)' } }, x: { title: { display: true, text: 'Puppy Age' } } }, plugins: { tooltip: { callbacks: { label: function(context) { var label = context.dataset.label || ''; if (label) { label += ': '; } if (context.parsed.y !== null) { label += context.parsed.y.toFixed(1) + ' lbs'; } return label; } } } } } }); } // Initial setup document.addEventListener('DOMContentLoaded', function() { resetCalculator(); // Set default values on load // Add a placeholder canvas element if it doesn't exist, or ensure it's there var canvas = document.getElementById('growthChart'); if (!canvas) { var chartContainer = document.querySelector('.chart-container'); var newCanvas = document.createElement('canvas'); newCanvas.id = 'growthChart'; chartContainer.insertBefore(newCanvas, chartContainer.firstChild); } });

Leave a Comment