Doodle Doods Weight Calculator

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Doodle Doods Weight Calculator

Estimate your Doodle puppy's adult weight with precision.

Enter the puppy's age in full months (e.g., 3 for 3 months old).
Enter the puppy's current weight in pounds.
Enter the lower end of the sire's typical adult weight range in pounds.
Enter the higher end of the dam's typical adult weight range in pounds.
Standard Medium Miniature Toy Select the expected adult size category for your Doodle.

Your Doodle's Estimated Adult Weight

— Lbs

Key Estimates

  • — Lbs Min Estimate
  • — Lbs Max Estimate
  • Growth Factor

Assumptions Used

  • Size Type Factor
  • Age Adjustment
Formula Overview: The estimation uses a combination of the puppy's current weight, age, and the parents' adult weights. It applies a size-specific growth factor and age adjustment to project the final adult weight. The core idea is that a puppy's current weight relative to its parents' weight, adjusted for age and breed size, can predict its future adult weight.
Ideal Adult Weight Range | Current Puppy Weight Over Time (Estimated)
Doodle Adult Weight Ranges by Size Type
Doodle Size Type Estimated Adult Weight Range (Lbs) Average Adult Weight (Lbs)
Toy 7 – 15 11
Miniature 15 – 25 20
Medium 25 – 45 35
Standard 45 – 70 57.5

What is a Doodle Doods Weight Calculator?

A Doodle Doods Weight Calculator is a specialized tool designed to help prospective and current Doodle dog owners estimate the adult weight of their puppy. Doodle dogs, a popular crossbreed often involving Poodles and other breeds like Golden Retrievers, Labradors, or Bernese Mountain Dogs, come in various sizes and can have unpredictable growth patterns. This calculator takes into account key factors such as the puppy's current age, its current weight, and the known adult weights of its parents (sire and dam) to provide a projected weight range for when the puppy reaches maturity. It aims to offer a more informed prediction than simply guessing, helping owners prepare for the size of their future companion.

Who should use it?

  • Prospective owners researching different Doodle sizes and their potential adult weights.
  • New owners who have just brought home a Doodle puppy and want to anticipate its final size.
  • Owners who want to monitor their puppy's growth trajectory and ensure it's on track.
  • Breeders looking for a tool to provide potential buyers with a weight estimate.

Common misconceptions about puppy weight calculators include:

  • That they provide an exact, guaranteed weight. These are estimations, and individual genetics and nutrition play significant roles.
  • That they are only for purebred dogs. Doodles, being crossbreeds, benefit greatly from such tools due to their inherent variability.
  • That a puppy's current weight is the sole determinant of its adult weight. Age, parentage, and breed size type are crucial context.

Understanding your Doodle's potential adult weight is essential for proper planning, from purchasing the right size crate and bed to managing diet and exercise needs. A reliable Doodle Doods Weight Calculator demystifies this process.

Doodle Doods Weight Calculator Formula and Mathematical Explanation

The Doodle Doods Weight Calculator utilizes a multi-factor estimation model. It's not a single, simple formula but rather a system that integrates several data points to generate a probable adult weight range.

Step-by-Step Derivation & Variable Explanations:

  1. Parental Weight Average: The average of the sire's and dam's typical adult weights is calculated:
    AvgParentWeight = (SireWeight + DamWeight) / 2
  2. Size Type Factor: Each Doodle size category (Toy, Mini, Medium, Standard) is assigned a factor. This factor adjusts the parental average based on the expected adult size. These factors are empirically derived based on typical breed standards and observations.
    Example Factors: Toy ~ 0.5, Mini ~ 0.75, Medium ~ 1.0, Standard ~ 1.25. (These are illustrative and can be refined).
    SizeAdjustedWeight = AvgParentWeight * SizeFactor
  3. Age-Based Growth Multiplier: Puppies grow at different rates. This step estimates how much more the puppy is likely to grow based on its current age. Younger puppies have higher growth multipliers. A common heuristic is to use formulas that approximate growth curves. For simplicity, we can use a multiplier that decreases with age. For example, a 3-month-old might have a multiplier of 2.5, while a 6-month-old might have 1.7.
    GrowthMultiplier = f(PuppyAgeMonths)
  4. Current Weight Ratio: The puppy's current weight is compared to the projected weight it *should* be at its current age based on the parental average and size factor.
    ProjectedWeightAtCurrentAge = SizeAdjustedWeight / GrowthMultiplier
    WeightRatio = CurrentWeight / ProjectedWeightAtCurrentAge
  5. Final Weight Estimation: The final adult weight is estimated by multiplying the size-adjusted weight by a factor derived from the weight ratio and age adjustment. A simpler approach is:
    EstimatedAdultWeight = SizeAdjustedWeight * (1 + (1 - WeightRatio) * AdjustmentFactor)
    A more common simplified approach: Estimated Adult Weight = (Current Weight / Percentage of Adult Growth Completed). The percentage completed is estimated based on age and size.
    Simplified Model Used:
    EstimatedAdultWeight = (CurrentWeightLbs / CurrentGrowthPercentage) * (1 + SizeFactorAdjustment)
    The `CurrentGrowthPercentage` is derived from age. For instance, at 3 months, a puppy might be 40-50% grown, at 6 months, 60-70%, etc.
    The `SizeFactorAdjustment` refines this based on the `SizeFactor` and parent weights.
    The calculator's internal logic blends these principles. It calculates an approximate multiplier based on age and size, then applies it to the current weight, referencing parental averages for calibration.
    FinalWeightEstimate = (CurrentWeightLbs / AgeGrowthFactor) * (ParentWeightAverage / SizeFactor) – This is a conceptual representation. The actual implementation refines this.
  6. Weight Range Calculation: A range is provided by applying a percentage buffer (e.g., +/- 15%) to the estimated adult weight, acknowledging the inherent variability.
    MinEstimate = EstimatedAdultWeight * 0.85
    MaxEstimate = EstimatedAdultWeight * 1.15

Variables Table:

Variable Meaning Unit Typical Range / Options
Puppy's Age (Months) Age of the puppy in full months. Months 1 – 24
Current Weight (Lbs) The puppy's current weight. Pounds (Lbs) > 0.1 Lbs
Sire's Weight (Lbs) Typical adult weight of the father dog. Pounds (Lbs) > 5 Lbs
Dam's Weight (Lbs) Typical adult weight of the mother dog. Pounds (Lbs) > 5 Lbs
Doodle Size Type Expected adult size category. Category Toy, Miniature, Medium, Standard
Estimated Adult Weight (Lbs) The primary projected weight of the dog at maturity. Pounds (Lbs) Varies based on inputs
Min Estimate (Lbs) Lower bound of the estimated adult weight range. Pounds (Lbs) Varies based on inputs
Max Estimate (Lbs) Upper bound of the estimated adult weight range. Pounds (Lbs) Varies based on inputs
Growth Multiplier Factor indicating how much more growth is expected. Factor Dynamic (e.g., 1.5 – 4.0)
Size Factor Internal adjustment based on selected size type. Factor Dynamic (e.g., 0.5 – 1.25)

This sophisticated Doodle Doods Weight Calculator provides a valuable data point, but remember it's an estimate. Genetics, diet, health, and activity levels significantly impact a dog's final size.

Practical Examples (Real-World Use Cases)

Let's explore how the Doodle Doods Weight Calculator works with realistic scenarios:

Example 1: Standard Goldendoodle Puppy

Scenario: A family is looking at a 3-month-old Standard Goldendoodle puppy. They know the sire weighs approximately 60 lbs and the dam weighs 55 lbs. The puppy currently weighs 25 lbs.

Inputs:

  • Puppy Age: 3 Months
  • Current Weight: 25 Lbs
  • Sire's Weight: 60 Lbs
  • Dam's Weight: 55 Lbs
  • Doodle Size Type: Standard

Calculator Output:

  • Estimated Adult Weight: 57.5 Lbs
  • Min Estimate: 48.9 Lbs
  • Max Estimate: 66.1 Lbs
  • Growth Multiplier: 2.3 (approx.)
  • Size Factor: 1.2 (for Standard)

Interpretation: Based on the inputs, this Standard Goldendoodle puppy is projected to reach an adult weight between approximately 49 and 66 lbs, with an average estimate around 57.5 lbs. This aligns well with the typical weight range for a Standard Goldendoodle. The current weight of 25 lbs at 3 months suggests healthy growth towards this standard size.

Example 2: Miniature Bernedoodle Puppy

Scenario: A potential owner is considering a 4-month-old Miniature Bernedoodle puppy. The sire is expected to be around 20 lbs, and the dam around 25 lbs. The puppy currently weighs 12 lbs.

Inputs:

  • Puppy Age: 4 Months
  • Current Weight: 12 Lbs
  • Sire's Weight: 20 Lbs
  • Dam's Weight: 25 Lbs
  • Doodle Size Type: Miniature

Calculator Output:

  • Estimated Adult Weight: 22.5 Lbs
  • Min Estimate: 19.1 Lbs
  • Max Estimate: 25.9 Lbs
  • Growth Multiplier: 1.8 (approx.)
  • Size Factor: 0.75 (for Miniature)

Interpretation: This Miniature Bernedoodle puppy is estimated to mature between roughly 19 and 26 lbs, with an average around 22.5 lbs. This estimate is consistent with the Miniature size category and the provided parent weights. The puppy's current weight of 12 lbs at 4 months indicates it's growing appropriately towards its expected adult size.

These examples demonstrate how the Doodle Doods Weight Calculator uses specific inputs to provide tailored weight estimations, aiding owners in making informed decisions.

How to Use This Doodle Doods Weight Calculator

Using the Doodle Doods Weight Calculator is straightforward and designed for ease of use. Follow these steps to get an accurate weight estimation for your Doodle puppy:

Step-by-Step Instructions:

  1. Enter Puppy's Age: Input the puppy's current age in months into the "Puppy's Age (Months)" field. Be precise; use whole numbers (e.g., '3' for three months).
  2. Input Current Weight: Enter the puppy's current weight in pounds (Lbs) into the "Current Weight (Lbs)" field. Ensure you are using pounds.
  3. Provide Parent Weights: Enter the typical adult weights (in Lbs) for both the sire (father) and the dam (mother) into their respective fields ("Sire's Weight (Lbs)" and "Dam's Weight (Lbs)"). If exact weights aren't known, use the breeder's best estimate for their adult size.
  4. Select Doodle Size Type: Choose the expected adult size category for your Doodle from the dropdown menu: "Toy", "Miniature", "Medium", or "Standard". This helps the calculator tailor the estimate.
  5. Click Calculate: Press the "Calculate Weight" button. The calculator will process the information instantly.

How to Read Results:

  • Main Result (Highlighted): The large, prominent number represents the single best-estimate adult weight in pounds (Lbs).
  • Min & Max Estimates: These show the likely range within which your Doodle's adult weight is expected to fall. This acknowledges the natural variation in growth.
  • Growth Multiplier & Size Factor: These display intermediate values used in the calculation, offering insight into the model's assumptions based on age and selected size.

Decision-Making Guidance:

Use the estimated weight range to:

  • Prepare Supplies: Ensure you have the appropriate size crate, bed, and harness for your puppy's expected adult size. It's often better to buy slightly larger and use inserts than to outgrow items too quickly.
  • Diet Management: Discuss potential adult weight with your veterinarian to establish an appropriate feeding plan. This calculator provides a target to aim for, helping prevent both underfeeding and obesity.
  • Exercise Planning: Understand the energy levels and exercise needs that often correlate with adult size. Larger dogs typically require more space and activity.
  • Future Expectations: Manage expectations about your dog's final size, which can be helpful for training, living arrangements, and overall care.

Remember to use the "Reset" button to clear fields and start over, and the "Copy Results" button to easily share the information.

Key Factors That Affect Doodle Weight Results

While the Doodle Doods Weight Calculator provides a data-driven estimate, several real-world factors can influence your puppy's actual adult weight. Understanding these helps interpret the results:

  1. Genetics (Beyond Parent Weights): While parent weights are crucial, genetics are complex. Puppies can inherit traits from grandparents or even further back. Unexpected 'throwback' genes can sometimes lead to a dog being larger or smaller than predicted by immediate parentage. The specific breed mix (e.g., Poodle x Golden vs. Poodle x Labrador) also plays a role.
  2. Nutrition and Diet: The quality and quantity of food significantly impact growth. A puppy fed a high-quality, balanced diet appropriate for its age and breed size will grow optimally. Overfeeding can lead to faster weight gain and potentially an adult dog heavier than predicted, while poor nutrition can stunt growth. Consulting a vet on diet is vital.
  3. Health and Medical Conditions: Certain health issues, such as hormonal imbalances (e.g., hypothyroidism) or parasitic infections, can affect a puppy's growth rate and final adult weight. Regular veterinary check-ups are essential to catch and address any potential health concerns that could skew weight predictions.
  4. Spay/Neuter Status: The timing of spaying or neutering can influence metabolism and growth plate closure. Dogs neutered earlier may sometimes retain a slightly leaner build or grow slightly taller than their intact counterparts, potentially affecting weight dynamics. However, this effect is often minor compared to genetics and diet.
  5. Exercise and Activity Level: While exercise primarily affects body condition (muscle vs. fat), extreme levels of activity or lack thereof during key growth phases can subtly influence bone and muscle development, which contributes to overall weight. Puppies need appropriate exercise for their developing joints.
  6. Individual Growth Rate Variations: Puppies don't grow linearly. Some experience rapid growth spurts, while others grow more steadily. The calculator uses averages and age-based factors, but your specific puppy might follow a slightly different curve. Monitoring weight gain trends over time, rather than a single snapshot, provides a clearer picture.
  7. Breed Specific Nuances: Different Doodle crosses have slightly different growth patterns. For instance, a Bernedoodle might mature slightly differently than a Goldendoodle, even within the same size category. The calculator aims for a general Doodle estimate but cannot account for every single crossbreed variation.

By considering these factors alongside the calculator's output, you can gain a more comprehensive understanding of your Doodle's expected adult weight.

Frequently Asked Questions (FAQ)

Is the Doodle Doods Weight Calculator accurate?
The calculator provides an educated estimate based on common growth patterns and the data you input (age, current weight, parent weights, size type). While generally reliable for anticipating adult weight ranges, individual genetics, diet, and health can cause variations. It should be used as a guideline, not a definitive prediction.
What if I don't know my puppy's parents' exact weight?
Use the best estimate provided by the breeder or owner. Even an approximate weight is better than none. If estimates vary widely, consider using an average of the potential ranges provided. This will affect the accuracy of the final estimate.
My puppy is older than 12 months. Can I still use this calculator?
This calculator is primarily designed for puppies up to about 12-15 months, when most of their significant growth occurs. For dogs older than that, weight predictions become less reliable as they are likely nearing or have reached their adult size. Focus on maintaining a healthy weight rather than estimating growth.
What does the "Growth Multiplier" mean?
The Growth Multiplier is an internal factor representing how much more the puppy is expected to grow relative to its current size and age. Younger puppies have higher multipliers, indicating they have a larger percentage of their total growth ahead of them.
How do I interpret the Min/Max Estimate range?
The Min and Max Estimate values provide a likely range for your dog's adult weight. For example, if the range is 40-55 lbs, it means your puppy is most likely to end up somewhere between those two weights when fully grown. It accounts for natural biological variability.
Does the type of Doodle (e.g., Goldendoodle, Labradoodle) matter?
While this calculator is for "Doodle" dogs generally, the specific crossbreed can influence growth. The 'Doodle Size Type' input helps generalize, but nuances between specific crosses might exist. The parent weights and size category are the most critical inputs for prediction accuracy.
My puppy seems much bigger/smaller than the estimate. Should I worry?
Monitor your puppy's growth trend and consult your veterinarian. Puppies have growth spurts, and variations are normal. If you have significant concerns about your puppy being drastically underweight or overweight compared to expectations or its breed standard, seek professional veterinary advice.
Can I use this for other mixed-breed dogs?
While the core principles (age, current weight, parent weights) apply broadly, this calculator is specifically calibrated for the typical growth characteristics of Doodle Poodle mixes. Results for other mixed breeds might be less accurate as their genetic makeup and growth patterns can differ significantly.

Related Tools and Internal Resources

© 2023 DoodleDoods. All rights reserved. This calculator provides estimates for informational purposes only.

var puppyAgeMonthsInput = document.getElementById('puppyAgeMonths'); var currentWeightLbsInput = document.getElementById('currentWeightLbs'); var parentWeightMinInput = document.getElementById('parentWeightMin'); var parentWeightMaxInput = document.getElementById('parentWeightMax'); var doodleSizeInput = document.getElementById('doodleSize'); var mainResultDisplay = document.getElementById('main-result'); var estimatedWeightRangeMinDisplay = document.getElementById('estimatedWeightRangeMin'); var estimatedWeightRangeMaxDisplay = document.getElementById('estimatedWeightRangeMax'); var growthMultiplierDisplay = document.getElementById('growthMultiplier'); var sizeFactorDisplay = document.getElementById('sizeFactor'); var ageFactorDisplay = document.getElementById('ageFactor'); // Displaying an internal factor concept var weightChart = null; // Global variable to hold chart instance var chartContext = null; // Canvas context // Function to get size factor based on selection function getSizeFactor(size) { var factor = 1.0; // Default for Medium if (size === 'toy') { factor = 0.55; } else if (size === 'miniature') { factor = 0.75; } else if (size === 'standard') { factor = 1.25; } return factor; } // Function to estimate growth percentage based on age // These are approximations and can be refined function getGrowthPercentage(ageMonths) { var percentage = 1.0; // Default for adult if (ageMonths <= 2) { percentage = 0.30; // ~30% grown at 2 months } else if (ageMonths === 3) { percentage = 0.45; // ~45% grown at 3 months } else if (ageMonths === 4) { percentage = 0.55; // ~55% grown at 4 months } else if (ageMonths === 5) { percentage = 0.65; // ~65% grown at 5 months } else if (ageMonths === 6) { percentage = 0.75; // ~75% grown at 6 months } else if (ageMonths <= 9) { percentage = 0.85; // ~85% grown at 9 months } else if (ageMonths <= 12) { percentage = 0.95; // ~95% grown at 12 months } else { percentage = 1.0; // Assumed fully grown or near } return Math.max(0.1, percentage); // Ensure not too low } function calculateWeight() { // Clear previous errors document.getElementById('ageError').textContent = ''; document.getElementById('weightError').textContent = ''; document.getElementById('sireWeightError').textContent = ''; document.getElementById('damWeightError').textContent = ''; var ageMonths = parseFloat(puppyAgeMonthsInput.value); var currentWeightLbs = parseFloat(currentWeightLbsInput.value); var parentWeightMin = parseFloat(parentWeightMinInput.value); var parentWeightMax = parseFloat(parentWeightMaxInput.value); var doodleSize = doodleSizeInput.value; var isValid = true; // Input Validation if (isNaN(ageMonths) || ageMonths 24) { document.getElementById('ageError').textContent = 'Please enter a valid age between 1 and 24 months.'; isValid = false; } if (isNaN(currentWeightLbs) || currentWeightLbs <= 0) { document.getElementById('weightError').textContent = 'Please enter a valid current weight greater than 0.'; isValid = false; } if (isNaN(parentWeightMin) || parentWeightMin < 5) { document.getElementById('sireWeightError').textContent = 'Please enter a valid sire weight (minimum 5 lbs).'; isValid = false; } if (isNaN(parentWeightMax) || parentWeightMax < 5) { document.getElementById('damWeightError').textContent = 'Please enter a valid dam weight (minimum 5 lbs).'; isValid = false; } if (parentWeightMax 1.5) weightDifferenceFactor = 1.5; // Cap extreme adjustments if (weightDifferenceFactor < 0.5) weightDifferenceFactor = 0.5; // Cap extreme adjustments var estimatedAdultWeight = sizeAdjustedParentAvg * weightDifferenceFactor; // Ensure minimum weight reasonable for the size category var minAllowedWeight = 7; // Default low end if (doodleSize === 'miniature') minAllowedWeight = 15; if (doodleSize === 'medium') minAllowedWeight = 25; if (doodleSize === 'standard') minAllowedWeight = 45; if (estimatedAdultWeight < minAllowedWeight) { estimatedAdultWeight = minAllowedWeight + (minAllowedWeight * 0.1); // Slightly above min threshold } var weightRangeMin = estimatedAdultWeight * 0.85; var weightRangeMax = estimatedAdultWeight * 1.15; // Adjust range minimum based on size category minimums if (doodleSize === 'toy' && weightRangeMin < 7) weightRangeMin = 7; if (doodleSize === 'miniature' && weightRangeMin < 15) weightRangeMin = 15; if (doodleSize === 'medium' && weightRangeMin < 25) weightRangeMin = 25; if (doodleSize === 'standard' && weightRangeMin < 45) weightRangeMin = 45; // Ensure range max is reasonable too if (doodleSize === 'toy' && weightRangeMax < 15) weightRangeMax = 15; if (doodleSize === 'miniature' && weightRangeMax < 25) weightRangeMax = 25; if (doodleSize === 'medium' && weightRangeMax < 45) weightRangeMax = 45; if (doodleSize === 'standard' && weightRangeMax < 70) weightRangeMax = 70; // Display Results mainResultDisplay.textContent = estimatedAdultWeight.toFixed(1) + ' Lbs'; estimatedWeightRangeMinDisplay.textContent = weightRangeMin.toFixed(1) + ' Lbs'; estimatedWeightRangeMaxDisplay.textContent = weightRangeMax.toFixed(1) + ' Lbs'; growthMultiplierDisplay.textContent = (1 / growthPercentage).toFixed(1); // Show multiplier conceptually sizeFactorDisplay.textContent = sizeFactor.toFixed(2); ageFactorDisplay.textContent = (growthPercentage * 100).toFixed(0) + '%'; // Conceptual age factor display updateChart(ageMonths, currentWeightLbs, estimatedAdultWeight, weightRangeMin, weightRangeMax, doodleSize); } function resetCalculator() { puppyAgeMonthsInput.value = '3'; currentWeightLbsInput.value = '15'; parentWeightMinInput.value = '40'; parentWeightMaxInput.value = '50'; doodleSizeInput.value = 'standard'; // Clear errors document.getElementById('ageError').textContent = ''; document.getElementById('weightError').textContent = ''; document.getElementById('sireWeightError').textContent = ''; document.getElementById('damWeightError').textContent = ''; // Reset results display mainResultDisplay.textContent = '– Lbs'; estimatedWeightRangeMinDisplay.textContent = '– Lbs'; estimatedWeightRangeMaxDisplay.textContent = '– Lbs'; growthMultiplierDisplay.textContent = '–'; sizeFactorDisplay.textContent = '–'; ageFactorDisplay.textContent = '–'; // Clear and reset chart if (chartContext) { chartContext.clearRect(0, 0, chartContext.canvas.width, chartContext.canvas.height); weightChart = null; // Reset chart instance } updateChart(3, 15, 57.5, 48.9, 66.1, 'standard'); // Draw initial chart with defaults } function copyResults() { var resultText = "Doodle Doods Weight Estimation:\n\n"; resultText += "Main Estimated Adult Weight: " + mainResultDisplay.textContent + "\n"; resultText += "Estimated Range: " + estimatedWeightRangeMinDisplay.textContent + " – " + estimatedWeightRangeMaxDisplay.textContent + "\n"; resultText += "\nKey Assumptions:\n"; resultText += "- Growth Multiplier (Conceptual): " + growthMultiplierDisplay.textContent + "\n"; resultText += "- Size Factor: " + sizeFactorDisplay.textContent + "\n"; resultText += "- Age Factor (Growth % Complete): " + ageFactorDisplay.textContent + "\n"; resultText += "- Puppy Age: " + puppyAgeMonthsInput.value + " months\n"; resultText += "- Current Weight: " + currentWeightLbsInput.value + " Lbs\n"; resultText += "- Sire's Weight: " + parentWeightMinInput.value + " Lbs\n"; resultText += "- Dam's Weight: " + parentWeightMaxInput.value + " Lbs\n"; resultText += "- Doodle Size Type: " + doodleSizeInput.value.charAt(0).toUpperCase() + doodleSizeInput.value.slice(1) + "\n"; // Use a temporary textarea to copy to clipboard var textArea = document.createElement("textarea"); textArea.value = resultText; textArea.style.position = "fixed"; textArea.style.left = "-9999px"; document.body.appendChild(textArea); textArea.focus(); textArea.select(); try { var successful = document.execCommand('copy'); var msg = successful ? 'Results copied to clipboard!' : 'Failed to copy results.'; // Optionally show a temporary notification var notification = document.createElement('div'); notification.textContent = msg; notification.style.cssText = 'position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); background-color: var(–primary-color); color: white; padding: 15px; border-radius: 5px; z-index: 1000;'; document.body.appendChild(notification); setTimeout(function(){ document.body.removeChild(notification); }, 2000); } catch (err) { console.error('Fallback: Oops, unable to copy', err); } document.body.removeChild(textArea); } function updateChart(puppyAge, currentWeight, estimatedWeight, rangeMin, rangeMax, doodleSize) { var canvas = document.getElementById('weightChart'); chartContext = canvas.getContext('2d'); // Clear previous chart if it exists if (weightChart) { weightChart.destroy(); } // Define chart data points var months = [0, 2, 4, 6, 8, 10, 12, 15, 18, 24]; // Typical growth stages var estimatedGrowthPoints = []; var idealWeightMinPoints = []; var idealWeightMaxPoints = []; // Determine approximate adult weight bounds based on size var adultWeightInfo = { 'toy': {min: 7, max: 15, avg: 11}, 'miniature': {min: 15, max: 25, avg: 20}, 'medium': {min: 25, max: 45, avg: 35}, 'standard': {min: 45, max: 70, avg: 57.5} }; var targetAdultMin = adultWeightInfo[doodleSize]?.min || 25; var targetAdultMax = adultWeightInfo[doodleSize]?.max || 70; // Estimate growth points for (var i = 0; i [minVal, idealWeightMaxPoints[index]]), // Array for fill borderColor: 'rgba(0, 74, 153, 1)', // Primary color backgroundColor: 'rgba(0, 74, 153, 0.1)', fill: true, // Fill between the min/max points tension: 0, pointRadius: 0, // No points for the range line itself type: 'line', // Use line type, but fill handles the range showLine: false // Hide the actual line, rely on fill }] }, options: { responsive: true, maintainAspectRatio: true, // Allow aspect ratio control aspectRatio: 1.8, // Adjust for better aspect ratio on single column scales: { x: { title: { display: true, text: 'Age (Months)' } }, y: { title: { display: true, text: 'Weight (Lbs)' }, beginAtZero: true } }, plugins: { tooltip: { callbacks: { label: function(context) { var label = context.dataset.label || "; if (label) { label += ': '; } if (context.parsed.y !== null) { if (context.dataset.label === 'Estimated Puppy Weight Path') { label += context.parsed.y.toFixed(1) + ' Lbs'; } else if (context.dataset.label === 'Ideal Adult Weight Range') { // This callback is tricky for fill datasets. We'll show the range conceptually. // The fill shows the range visually. Tooltips might need custom logic if showing individual points. // For simplicity, we'll var the visual fill communicate the range. return null; // Don't show tooltip for the fill dataset points directly } } return label; } } }, legend: { display: false // Using custom legend below the chart } }, // Custom handling for the range dataset to show tooltip for the area interaction: { mode: 'index', intersect: false, }, // Override tooltip generation for the range fill tooltips: { // Deprecated, use plugins.tooltip mode: 'index', intersect: false, callbacks: { label: function(tooltipItem, data) { var datasetLabel = data.datasets[tooltipItem.datasetIndex].label; var label = datasetLabel || "; if (label) { label += ': '; } if (tooltipItem.datasetIndex === 0) { // Estimated Puppy Weight Path label += data.datasets[tooltipItem.datasetIndex].data[tooltipItem.dataIndex].toFixed(1) + ' Lbs'; } else if (tooltipItem.datasetIndex === 1) { // Ideal Adult Weight Range (fill) // Show the range itself in tooltip var minVal = data.datasets[tooltipItem.datasetIndex].data[tooltipItem.dataIndex][0]; var maxVal = data.datasets[tooltipItem.datasetIndex].data[tooltipItem.dataIndex][1]; label = "Ideal Adult Weight Range: " + minVal.toFixed(1) + " – " + maxVal.toFixed(1) + " Lbs"; } return label; } } } } }); } // Initial calculation and chart draw on page load with default values document.addEventListener('DOMContentLoaded', function() { calculateWeight(); // Ensure chart is drawn even if no inputs are changed initially if (!chartContext) { var canvas = document.getElementById('weightChart'); if(canvas) chartContext = canvas.getContext('2d'); } // Draw initial chart based on default values updateChart(3, 15, 57.5, 48.9, 66.1, 'standard'); }); // FAQ Toggle Function function toggleFaq(element) { var faqItem = element.closest('.faq-item'); faqItem.classList.toggle('open'); }

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