Schnoodle Weight Calculator

Schnoodle Weight Calculator: Predict Your Dog's Adult Size :root { –primary-color: #004a99; –secondary-color: #f8f9fa; –success-color: #28a745; –text-color: #333; –border-color: #ccc; –shadow-color: rgba(0, 0, 0, 0.1); } body { font-family: 'Arial', sans-serif; background-color: var(–secondary-color); color: var(–text-color); line-height: 1.6; margin: 0; padding: 0; display: flex; justify-content: center; padding-top: 20px; padding-bottom: 40px; } .container { max-width: 960px; width: 100%; background-color: #fff; padding: 30px; border-radius: 8px; box-shadow: 0 4px 15px var(–shadow-color); margin: 20px; } header { text-align: center; margin-bottom: 30px; border-bottom: 1px solid var(–border-color); padding-bottom: 20px; } h1 { color: var(–primary-color); margin-bottom: 10px; } h2, h3 { color: var(–primary-color); margin-top: 25px; margin-bottom: 15px; } .calculator-section { margin-top: 30px; padding: 25px; background-color: var(–secondary-color); border-radius: 6px; border: 1px solid var(–border-color); } .loan-calc-container { display: flex; flex-direction: column; gap: 20px; } .input-group { display: flex; flex-direction: column; gap: 8px; } .input-group label { font-weight: bold; color: var(–primary-color); } .input-group input[type="number"], .input-group select { padding: 10px; border: 1px solid var(–border-color); border-radius: 5px; font-size: 1rem; width: calc(100% – 22px); /* Adjust for padding */ } .input-group select { width: 100%; /* Selects have different box-sizing */ } .input-group .helper-text { font-size: 0.85rem; color: #666; } .input-group .error-message { color: red; font-size: 0.8rem; margin-top: 5px; display: none; /* Hidden by default */ } .button-group { display: flex; justify-content: space-between; gap: 10px; margin-top: 25px; } .button-group button { padding: 10px 15px; border: none; border-radius: 5px; font-size: 1rem; cursor: pointer; transition: background-color 0.3s ease; flex: 1; min-width: 120px; } .btn-primary { background-color: var(–primary-color); color: white; } .btn-primary:hover { background-color: #003366; } .btn-secondary { background-color: #6c757d; color: white; } .btn-secondary:hover { background-color: #5a6268; } .btn-danger { background-color: #dc3545; color: white; } .btn-danger:hover { background-color: #c82333; } #results { margin-top: 30px; padding: 25px; background-color: var(–primary-color); color: white; border-radius: 6px; text-align: center; box-shadow: inset 0 2px 5px rgba(0,0,0,0.2); } #results h3 { color: white; margin-bottom: 15px; } #primaryResult { font-size: 2.5rem; font-weight: bold; margin: 15px 0; color: var(–success-color); } .intermediate-results { display: flex; justify-content: space-around; flex-wrap: wrap; margin-top: 20px; gap: 15px; } .intermediate-value { text-align: center; padding: 10px; background-color: rgba(255, 255, 255, 0.15); border-radius: 5px; flex: 1; min-width: 150px; } .intermediate-value span:first-child { font-size: 1.8rem; font-weight: bold; display: block; margin-bottom: 5px; } .intermediate-value span:last-child { font-size: 0.9rem; display: block; } #formulaExplanation { margin-top: 20px; font-size: 0.9rem; color: rgba(255, 255, 255, 0.8); } table { width: 100%; border-collapse: collapse; margin-top: 25px; margin-bottom: 25px; } th, td { border: 1px solid var(–border-color); padding: 10px; text-align: left; } th { background-color: var(–primary-color); color: white; } td { background-color: #fff; } caption { font-size: 1.1rem; font-weight: bold; color: var(–primary-color); margin-bottom: 10px; text-align: left; } canvas { display: block; margin: 25px auto; max-width: 100%; background-color: #fff; border-radius: 5px; box-shadow: 0 2px 8px var(–shadow-color); } .article-content { margin-top: 40px; background-color: #fff; padding: 30px; border-radius: 8px; box-shadow: 0 4px 15px var(–shadow-color); } .article-content h2 { color: var(–primary-color); border-bottom: 2px solid var(–primary-color); padding-bottom: 5px; margin-top: 30px; margin-bottom: 15px; } .article-content h3 { color: #0056b3; /* Darker blue for subheadings */ margin-top: 20px; margin-bottom: 10px; } .article-content p, .article-content ul, .article-content ol { margin-bottom: 15px; font-size: 1.05rem; } .article-content li { margin-bottom: 8px; } .article-content a { color: var(–primary-color); text-decoration: none; } .article-content a:hover { text-decoration: underline; } .faq-item { margin-bottom: 15px; } .faq-item .question { font-weight: bold; color: var(–primary-color); cursor: pointer; display: block; margin-bottom: 5px; } .faq-item .answer { display: none; padding-left: 15px; border-left: 2px solid var(–primary-color); margin-top: 5px; font-size: 0.95rem; } .faq-item .answer.open { display: block; } .internal-links ul { list-style: none; padding: 0; } .internal-links li { margin-bottom: 10px; } .hidden { display: none; }

Schnoodle Weight Calculator

Estimate your Schnoodle's future adult weight based on their current age and weight.

Enter the current age of your Schnoodle puppy in weeks.
Enter the current weight of your Schnoodle puppy in kilograms.
Enter the lower end of the estimated adult weight range for the parents (in kg).
Enter the upper end of the estimated adult weight range for the parents (in kg).
Slow Average Fast Select the general growth rate of your Schnoodle.

What is a Schnoodle Weight Calculator?

A Schnoodle weight calculator is a specialized online tool designed to help dog owners estimate the potential adult weight of their Schnoodle puppy. Schnoodles, a popular crossbreed between a Schnauzer and a Poodle, come in various sizes (toy, miniature, standard) depending on the parent breeds. This calculator uses a combination of the puppy's current age and weight, along with information about the parent dogs' expected adult weights, to provide an educated guess about how big the puppy will be when fully grown.

Who Should Use It?

Anyone who has recently welcomed a Schnoodle puppy into their home and is curious about their future size should use this tool. New owners, experienced breeders, or even potential adopters can benefit from using a schnoodle weight calculator. Understanding your Schnoodle's potential adult weight is crucial for several reasons, including:

  • Proper Nutrition Planning: Knowing the expected adult weight helps in determining the right amount of food and the best type of puppy food.
  • Space and Lifestyle Considerations: A larger Schnoodle might require more space for exercise and play than a smaller one.
  • Training and Equipment: Purchasing appropriate crates, beds, collars, and harnesses is easier when you have a reasonable estimate of your dog's adult size.
  • Veterinary Care: Knowing the expected size helps veterinarians monitor growth and identify potential health issues related to size or weight.

Common Misconceptions

One common misconception is that all Schnoodles will weigh within a very narrow range. In reality, due to the variability in parent breeds (Poodles and Schnauzers come in different sizes), Schnoodle sizes can vary significantly. Another misconception is that the calculator provides an exact weight. It's an estimate, and individual growth patterns can differ due to genetics, diet, health, and activity levels.

Schnoodle Weight Calculator Formula and Mathematical Explanation

The schnoodle weight calculator utilizes a common veterinary formula that combines the puppy's current growth indicators with genetic predispositions from the parent dogs. While exact science is impossible with living creatures, this method offers a statistically sound prediction.

The Formula

A widely used and effective method for estimating adult dog weight is the "double the weight at X weeks" rule, adjusted by parental average weight and growth rate. For Schnoodles, a common approach considers the weight at 12 weeks (3 months) to be roughly half of their adult weight. However, a more nuanced approach considers the current age and growth momentum.

A practical formula we use here is:

Estimated Adult Weight (kg) = (Current Weight (kg) / Current Age (weeks)) * (Weeks to Adulthood) * Growth Factor

However, to incorporate parental data and growth rate more effectively, a refined approach is often better:

Average Parental Weight (kg) = (Parent's Lower Weight (kg) + Parent's Upper Weight (kg)) / 2

Estimated Adult Weight (kg) = Average Parental Weight (kg) * (Current Weight (kg) / (Average Weight at Current Age Estimate)) * Growth Adjustment Factor

A more direct estimation method commonly used is:

Predicted Adult Weight = (Current Weight / Current Age in Weeks) * Total Weeks to Adulthood

For Schnoodles, we often consider them to reach near-adult size around 12-18 months (52-78 weeks). A common simplification is to use the weight at 6 months (26 weeks) and double it, or use the weight at 40 weeks and add a small percentage. Given the inputs, a more robust estimation involves:

Using Weight at 16 Weeks (4 Months):

If puppy age <= 16 weeks: Estimated Adult Weight ≈ Current Weight * (16 / Current Age in Weeks)

Using Weight at 40 Weeks (10 Months):

If puppy age > 16 weeks: Estimated Adult Weight ≈ Current Weight * (40 / Current Age in Weeks)

To make our calculator more sophisticated and account for parental averages and growth speed, we will use a blended approach:

  1. Calculate Average Parental Weight: Sum the lower and upper parent weights and divide by 2.
  2. Estimate Puppy's Growth Potential: Compare the current weight and age to typical growth curves and the average parental weight. A puppy significantly below the average parental weight at its current age might grow more, and vice-versa.
  3. Apply Growth Rate Adjustment: A 'slow' growth rate suggests the puppy might reach its adult weight sooner or plateau earlier, while 'fast' implies continued growth for longer.

The calculator's logic is simplified for user input but aims to reflect these principles:

Growth Factor (based on rate): Slow = 0.9, Average = 1.0, Fast = 1.1

Primary Estimate = (Current Weight / Current Age in Weeks) * (52) * Growth Factor (Assuming ~52 weeks to maturity for simplicity)

Secondary Estimate = Average Parental Weight * Growth Factor

Final Estimated Adult Weight = (Primary Estimate + Secondary Estimate) / 2

This method balances the puppy's current trajectory with the genetic blueprint.

Variables Explained

Schnoodle Weight Calculator Variables
Variable Meaning Unit Typical Range
Current Age The age of the Schnoodle puppy in weeks. Weeks 1 – 52+
Current Weight The current weight of the Schnoodle puppy. Kilograms (kg) 0.5 – 25+
Parent's Lower Weight The estimated minimum adult weight of the Schnoodle's parent(s). Kilograms (kg) 5 – 30+
Parent's Upper Weight The estimated maximum adult weight of the Schnoodle's parent(s). Kilograms (kg) 7 – 35+
Estimated Adult Weight The predicted final weight of the Schnoodle when fully grown. Kilograms (kg) 5 – 35+
Average Parental Weight The average of the parent's lower and upper weight estimates. Kilograms (kg) 6 – 32.5+
Growth Rate Indicates how quickly the puppy is expected to grow. Category (Slow, Average, Fast) Slow, Average, Fast

Practical Examples (Real-World Use Cases)

Example 1: Miniature Schnoodle Puppy

Meet "Buddy," a 12-week-old Miniature Schnoodle puppy. His current weight is 4.5 kg. Buddy's parents are a 15 kg female Miniature Schnauzer and a 18 kg male Miniature Poodle. The owners estimate Buddy has an average growth rate.

  • Inputs:
  • Current Age: 12 weeks
  • Current Weight: 4.5 kg
  • Parent's Lower Weight: 15 kg
  • Parent's Upper Weight: 18 kg
  • Growth Rate: Average

Calculation Steps:

  1. Average Parental Weight = (15 kg + 18 kg) / 2 = 16.5 kg
  2. Growth Factor = 1.0 (for Average)
  3. Primary Estimate = (4.5 kg / 12 weeks) * 52 weeks * 1.0 = 19.5 kg
  4. Secondary Estimate = 16.5 kg * 1.0 = 16.5 kg
  5. Final Estimated Adult Weight = (19.5 kg + 16.5 kg) / 2 = 18 kg

Results: Buddy is estimated to reach an adult weight of approximately 18 kg. This falls nicely within the typical range for a larger Miniature or smaller Standard Schnoodle, and is close to the average of his parents' weights.

Interpretation: Owners can plan for a medium-sized dog, ensuring adequate space, appropriate food portions, and durable equipment. The weight prediction is consistent with the genetic information provided by the parents.

Example 2: Toy Schnoodle Puppy

Consider "Daisy," a 10-week-old Toy Schnoodle puppy weighing 2.5 kg. Her mother weighs approximately 6 kg, and her father weighs about 8 kg. Daisy seems to be growing a bit faster than average.

  • Inputs:
  • Current Age: 10 weeks
  • Current Weight: 2.5 kg
  • Parent's Lower Weight: 6 kg
  • Parent's Upper Weight: 8 kg
  • Growth Rate: Fast

Calculation Steps:

  1. Average Parental Weight = (6 kg + 8 kg) / 2 = 7 kg
  2. Growth Factor = 1.1 (for Fast)
  3. Primary Estimate = (2.5 kg / 10 weeks) * 52 weeks * 1.1 = 14.3 kg
  4. Secondary Estimate = 7 kg * 1.1 = 7.7 kg
  5. Final Estimated Adult Weight = (14.3 kg + 7.7 kg) / 2 = 11 kg

Results: Daisy is estimated to reach an adult weight of approximately 11 kg. This prediction is higher than the average parental weight, likely due to the 'Fast' growth rate input and potentially Daisy being a bit stockier for her age.

Interpretation: This result suggests Daisy might grow into a larger Toy or a small Miniature Schnoodle. Owners should prepare for a dog that could be slightly bigger than the average for her parent's size. Monitoring her growth and adjusting food intake will be important.

How to Use This Schnoodle Weight Calculator

Using the Schnoodle weight calculator is straightforward. Follow these steps to get an estimated adult weight for your puppy:

Step-by-Step Instructions

  1. Enter Current Age: Input your Schnoodle puppy's age in weeks into the "Current Age (Weeks)" field. Be as accurate as possible.
  2. Enter Current Weight: Provide your puppy's current weight in kilograms (kg) in the "Current Weight (kg)" field.
  3. Enter Parent Weights: Input the estimated adult weights of both the mother and father dog in kilograms (kg). Use the lower and upper bounds if you only have a range. For example, if one parent is expected to be 15kg and the other 20kg, enter 15 for "Parent's Lower Weight" and 20 for "Parent's Upper Weight." If you only know the weight of one parent, you can enter the same weight for both fields, though this will reduce accuracy.
  4. Select Growth Rate: Choose "Slow," "Average," or "Fast" based on your puppy's current growth pattern and breed expectations. "Average" is a safe bet if unsure.
  5. Click Calculate: Press the "Calculate" button.

How to Read Results

Once you click "Calculate," the results section will display:

  • Estimated Adult Schnoodle Weight: This is the main prediction, shown in a large font. It represents the most likely adult weight in kilograms.
  • Current Age & Weight: Confirms the inputs you provided.
  • Parental Avg. Weight: Shows the calculated average weight of the parent dogs, giving context to the genetic influence.
  • Formula Explanation: A brief description of how the estimation was made.

Decision-Making Guidance

Use the estimated adult weight as a guide, not a definitive number. Consider these points:

  • Consult Your Vet: Always discuss your puppy's growth and expected adult size with your veterinarian. They can provide the most accurate assessments based on physical examinations and breed knowledge.
  • Observe Your Puppy: Pay attention to your puppy's body condition. Are they too thin, too heavy, or just right? Adjust food portions accordingly.
  • Breed Size Variations: Remember that Schnoodles can vary significantly. A "Toy" Schnoodle might end up closer to "Miniature" size, and vice-versa. The calculator provides an estimate within this variability.
  • Long-Term Planning: Use the prediction to plan for food costs, potential vet visits for larger breeds, and acquiring appropriate accessories like beds and crates as your puppy grows.

Key Factors That Affect Schnoodle Results

While the schnoodle weight calculator uses established formulas, several factors can influence your Schnoodle's actual adult weight. Understanding these can help you interpret the results more accurately:

  1. Genetics: This is the most significant factor. The specific Poodle and Schnauzer breeds used (e.g., Toy Poodle vs. Standard Poodle, Miniature Schnauzer vs. Standard Schnauzer) and the individual genetics of the parent dogs play a huge role. Even within the same litter, puppies can have different adult weights.
  2. Nutrition: The quality and quantity of food your Schnoodle puppy receives are critical. A diet rich in appropriate nutrients will support healthy growth, while an insufficient or excessive diet can lead to under- or overweight issues, impacting the final adult weight.
  3. Health Conditions: Underlying health issues, such as parasites, hormonal imbalances (like hypothyroidism), or metabolic disorders, can significantly affect a puppy's growth rate and final size. Regular veterinary check-ups are essential.
  4. Spay/Neuter Status: Some studies suggest that spaying or neutering can influence growth plates and metabolism, potentially leading to slightly different adult weights compared to intact dogs, although this effect is often minor.
  5. Activity Level: While less impactful on adult *weight* itself during the critical growth phase (compared to genetics and nutrition), a highly active puppy might have a slightly leaner build, while a less active one might accumulate more body fat. The calculator focuses on skeletal growth potential.
  6. Individual Growth Curve: Just like humans, dogs have individual growth curves. Some puppies experience rapid growth spurts, while others grow more steadily. The calculator uses averages and general trends, but individual variation is common.
  7. Breed Mix Ratios: The precise percentage of Poodle to Schnauzer can influence size. A 50/50 split might behave differently from a 75/25 split, affecting growth patterns.

Frequently Asked Questions (FAQ)

How accurate is a Schnoodle weight calculator?
Schnoodle weight calculators provide estimates, not exact figures. Accuracy depends on the quality of input data (especially parent weights and puppy's current metrics) and the formula used. They are best used as a guideline.
At what age is a Schnoodle considered fully grown?
Most Schnoodles, depending on their size category (Toy, Miniature, Standard), are considered fully grown between 12 to 18 months of age. Smaller variants mature faster than larger ones.
My puppy is much smaller/larger than the calculator predicts. Should I worry?
Minor deviations are normal. However, significant differences might warrant a discussion with your veterinarian to rule out any underlying health or nutritional issues. Genetics and individual variation play a large role.
What if I don't know the exact weight of the parent dogs?
Use your best estimate or the typical weight range for the parent's breed and size. If you only know one parent's weight, enter it for both "lower" and "upper" parent weights, but be aware this reduces the prediction's accuracy.
Does the calculator work for all Schnoodle sizes (Toy, Miniature, Standard)?
Yes, the calculator is designed to work for all Schnoodle sizes. The key is providing accurate parent weight information specific to the size you expect your puppy to be. Ensure parent weights reflect the intended size category.
How does the "Growth Rate" option affect the calculation?
The "Growth Rate" (Slow, Average, Fast) acts as a multiplier (Growth Factor) to adjust the final prediction. A 'Fast' rate pushes the estimated adult weight slightly higher, while a 'Slow' rate brings it down, attempting to account for different maturation speeds.
Can I use this calculator for other mixed breeds?
While the general principles might apply, this calculator is specifically tuned for Schnoodles using common growth estimation methods for this crossbreed. For other mixes, results may be less reliable.
What should I feed my growing Schnoodle puppy?
Feed a high-quality puppy food formulated for their expected adult size (e.g., small, medium, or large breed puppy food). Consult your veterinarian for specific recommendations tailored to your puppy's needs and the food's calorie density.

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Assumes maturity around 52 weeks."; document.getElementById('formulaExplanation').textContent = formulaText; document.getElementById('results').classList.remove('hidden'); // Update chart updateChart(currentAge, currentWeight, estimatedAdultWeight, averageParentalWeight); } function resetCalculator() { document.getElementById('currentAge').value = 12; document.getElementById('currentWeight').value = 5; document.getElementById('parentWeightLower').value = 15; document.getElementById('parentWeightUpper').value = 20; document.getElementById('growthRate').value = 'average'; // Clear results and errors document.getElementById('primaryResult').textContent = '–'; document.querySelectorAll('.intermediate-value span:first-child').forEach(function(span) { span.textContent = '–'; }); document.getElementById('formulaExplanation').textContent = ''; document.getElementById('results').classList.add('hidden'); var errorElements = document.querySelectorAll('.error-message'); for (var i = 0; i < errorElements.length; i++) { errorElements[i].style.display = 'none'; } // Reset chart resetChart(); } function copyResults() { var primaryResult = document.getElementById('primaryResult').textContent; var intermediateValues = document.querySelectorAll('.intermediate-value'); var formula = document.getElementById('formulaExplanation').textContent; if (primaryResult === '–') { alert("No results to copy yet. Please calculate first."); return; } var intermediateText = ""; intermediateValues.forEach(function(item) { intermediateText += item.querySelector('span:first-child').textContent + " " + item.querySelector('span:last-child').textContent + "\n"; }); var textToCopy = "— Schnoodle Weight Estimate —\n\n" + "Estimated Adult Weight: " + primaryResult + "\n\n" + "Key Assumptions:\n" + intermediateText + "\n" + "Formula Basis: " + formula; // Use navigator.clipboard for modern browsers, fallback for older ones if (navigator.clipboard && window.isSecureContext) { navigator.clipboard.writeText(textToCopy).then(function() { alert("Results copied to clipboard!"); }).catch(function(err) { console.error('Failed to copy: ', err); fallbackCopyTextToClipboard(textToCopy); }); } else { fallbackCopyTextToClipboard(textToCopy); } } function fallbackCopyTextToClipboard(text) { var textArea = document.createElement("textarea"); textArea.value = text; textArea.style.position = "fixed"; // Avoid scrolling to bottom textArea.style.left = "-9999px"; textArea.style.top = "-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.'; alert(msg); } catch (err) { console.error('Fallback: Oops, unable to copy', err); alert('Failed to copy results. Please copy manually.'); } document.body.removeChild(textArea); } // Charting Logic var ctx; var weightChart; function initializeChart() { var chartCanvas = document.getElementById('growthChart'); if (!chartCanvas) { chartCanvas = document.createElement('canvas'); chartCanvas.id = 'growthChart'; document.querySelector('.calculator-section').appendChild(chartCanvas); } ctx = chartCanvas.getContext('2d'); // Remove previous chart instance if it exists if (weightChart) { weightChart.destroy(); } weightChart = new Chart(ctx, { type: 'line', data: { labels: [], // Will be populated by updateChart datasets: [{ label: 'Estimated Adult Weight', data: [], // Will be populated by updateChart borderColor: 'rgba(0, 74, 153, 1)', // Primary color backgroundColor: 'rgba(0, 74, 153, 0.2)', fill: false, tension: 0.1, pointRadius: 3, pointHoverRadius: 6 }, { label: 'Average Parental Weight', data: [], // Will be populated by updateChart borderColor: 'rgba(40, 167, 69, 1)', // Success color backgroundColor: 'rgba(40, 167, 69, 0.2)', fill: false, tension: 0.1, pointRadius: 3, pointHoverRadius: 6 }] }, options: { responsive: true, maintainAspectRatio: true, scales: { x: { title: { display: true, text: 'Age (Weeks)' } }, y: { title: { display: true, text: 'Weight (kg)' }, beginAtZero: true } }, plugins: { title: { display: true, text: 'Schnoodle Growth Projection' }, legend: { position: 'top', } } } }); } function updateChart(currentAge, currentWeight, estimatedAdultWeight, averageParentalWeight) { if (!ctx) { initializeChart(); // Initialize if not already done } var maxWeeks = 78; // Project up to 18 months var weeksStep = Math.max(1, Math.min(5, Math.floor(maxWeeks / 10))); // Aim for about 10 points, min step of 1 var labels = []; var estimatedWeights = []; var parentalWeights = []; for (var week = weeksStep; week <= maxWeeks; week += weeksStep) { labels.push(week); // Estimate weight at this age based on current inputs and assumed growth rate var projectedWeightEstimate = calculateProjectedWeight(week, currentAge, currentWeight, growthRate); estimatedWeights.push(projectedWeightEstimate); // Parental average is constant, but show it across the timeline parentalWeights.push(averageParentalWeight); } // Ensure current age and weight are plotted if not already a data point if (currentAge <= maxWeeks && !labels.includes(currentAge)) { labels.push(currentAge); estimatedWeights.push(currentWeight); parentalWeights.push(averageParentalWeight); // Show parental average at current age too } // Sort labels and data to ensure correct plotting order var combined = []; for (var i = 0; i < labels.length; i++) { combined.push({label: labels[i], estimate: estimatedWeights[i], parent: parentalWeights[i]}); } combined.sort(function(a, b) { return a.label – b.label; }); labels = combined.map(function(item) { return item.label; }); estimatedWeights = combined.map(function(item) { return item.estimate; }); parentalWeights = combined.map(function(item) { return item.parent; }); weightChart.data.labels = labels; weightChart.data.datasets[0].data = estimatedWeights; weightChart.data.datasets[1].data = parentalWeights; weightChart.update(); } // Helper function to estimate weight at a future age based on current data and growth factor function calculateProjectedWeight(targetAgeWeeks, currentAgeWeeks, currentWeightKg, growthRate) { if (targetAgeWeeks <= currentAgeWeeks) { return currentWeightKg; // If target is current or past, return current weight } var growthFactor; switch (growthRate) { case 'slow': growthFactor = 0.9; break; case 'average': growthFactor = 1.0; break; case 'fast': growthFactor = 1.1; break; default: growthFactor = 1.0; } // Simplified linear projection, scaled by growth factor var weightPerWeek = currentWeightKg / currentAgeWeeks; var projectedWeight = weightPerWeek * targetAgeWeeks * growthFactor; // Cap projection: Don't var projected weight massively exceed reasonable adult size // This is a simplification; real growth isn't perfectly linear. // We use the main calculation logic's approach as a loose cap reference var averageParentalWeight = parseFloat(document.getElementById('parentWeightLower').value) + parseFloat(document.getElementById('parentWeightUpper').value) / 2; var maxReasonableWeight = averageParentalWeight * 1.4 * growthFactor; // Slightly more than 140% of parent avg adjusted by growth return Math.min(projectedWeight, maxReasonableWeight); } function resetChart() { var chartCanvas = document.getElementById('growthChart'); if (chartCanvas && ctx) { // Clear canvas and reset datasets ctx.clearRect(0, 0, ctx.canvas.width, ctx.canvas.height); if (weightChart) { weightChart.data.labels = []; weightChart.data.datasets[0].data = []; weightChart.data.datasets[1].data = []; weightChart.update(); } } } // Initialize chart on load document.addEventListener('DOMContentLoaded', function() { initializeChart(); // Trigger calculation on load if default values are set calculateWeight(); // Add event listeners for FAQ toggles var faqQuestions = document.querySelectorAll('.faq-item .question'); faqQuestions.forEach(function(question) { question.addEventListener('click', function() { var answer = this.nextElementSibling; answer.classList.toggle('open'); }); }); });

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