#cat-bmi-calculator { max-width: 700px; margin: 20px auto; padding: 20px; background: #ffffff; border-radius: 8px; box-shadow: 0 2px 4px rgba(0,0,0,0.1); font-family: -apple-system, BlinkMacSystemFont, ‘Arial’, sans-serif; color: #333333; box-sizing: border-box; line-height: 1.5; } h2 { text-align: center; margin: 0 0 15px; font-size: 1.5rem; font-weight: 600; color: #222222; } p { text-align: center; color: #666666; font-size: 0.9rem; margin-bottom: 20px; } .form-group { margin-bottom: 20px; position: relative; } label { display: block; margin-bottom: 6px; font-size: 0.9rem; font-weight: 600; color: #333333; } input[type=”number”], select, #breed-input { width: 100%; padding: 10px; border: 1px solid #dddddd; border-radius: 4px; font-size: 0.9rem; box-sizing: border-box; transition: border-color 0.3s; } input:focus, select:focus, #breed-input:focus { border-color: #0073aa; outline: none; } .autocomplete-list { position: absolute; width: 100%; max-height: 150px; overflow-y: auto; background: #ffffff; border: 1px solid #dddddd; border-radius: 4px; z-index: 10; margin-top: 2px; box-shadow: 0 2px 4px rgba(0,0,0,0.1); } .autocomplete-item { padding: 8px; font-size: 0.9rem; cursor: pointer; } .autocomplete-item:hover { background: #f0f0f0; } .tooltip { position: relative; display: inline-block; margin-left: 5px; cursor: help; } .tooltip .tooltip-text { visibility: hidden; width: 200px; background: #333333; color: #ffffff; text-align: center; border-radius: 4px; padding: 6px; position: absolute; z-index: 10; bottom: 125%; left: 50%; transform: translateX(-50%); opacity: 0; transition: opacity 0.3s; font-size: 0.75rem; } .tooltip:hover .tooltip-text { visibility: visible; opacity: 1; } .button-group { display: flex; gap: 12px; justify-content: center; margin: 20px 0; } button { padding: 10px 20px; border: none; border-radius: 4px; cursor: pointer; font-size: 0.9rem; font-weight: 500; transition: background 0.3s; } #calculate-btn { background: #0073aa; color: #ffffff; } #calculate-btn:hover { background: #005177; } #reset-btn { background: #6c757d; color: #ffffff; } #reset-btn:hover { background: #5a6268; } #copy-btn { background: #28a745; color: #ffffff; } #copy-btn:hover { background: #218838; } #result { margin-top: 20px; padding: 15px; border-radius: 4px; font-size: 0.9rem; line-height: 1.6; min-height: 30px; } #result.success { background: #e6f4ea; border: 1px solid #28a745; } #result.error { background: #f8d7da; border: 1px solid #dc3545; } .health-tips { margin-top: 15px; font-size: 0.85rem; } .health-tips ul { padding-left: 20px; } noscript { display: block; color: #dc3545; text-align: center; margin-top: 15px; font-size: 0.9rem; } @media (max-width: 600px) { #cat-bmi-calculator { margin: 10px; padding: 15px; } h2 { font-size: 1.3rem; } .button-group { flex-direction: column; } button { width: 100%; } }

Cat BMI Calculator

Estimate your cat’s Body Mass Index (BMI) to assess their weight status. Consult a veterinarian for a comprehensive health evaluation.

Inches (in) Centimeters (cm)
JavaScript is disabled. Please enable it to use the calculator. (function() { // Encapsulate to avoid WordPress conflicts const calculator = document.getElementById(‘cat-bmi-calculator’); if (!calculator) return; const form = document.getElementById(‘calc-form’); const breedInput = document.getElementById(‘breed-input’); const breedValue = document.getElementById(‘breed-value’); const autocompleteList = document.getElementById(‘autocomplete-list’); const ribCageInput = document.getElementById(‘rib-cage’); const legLengthInput = document.getElementById(‘leg-length’); const unitInput = document.getElementById(‘unit’); const resultDiv = document.getElementById(‘result’); const breeds = [ { name: ‘Abyssinian’, lifespan: [12, 15] }, { name: ‘American Shorthair’, lifespan: [15, 20] }, { name: ‘American Wirehair’, lifespan: [14, 18] }, { name: ‘Australian Mist’, lifespan: [12, 16] }, { name: ‘Balinese’, lifespan: [12, 18] }, { name: ‘Bengal’, lifespan: [12, 16] }, { name: ‘Birman’, lifespan: [12, 16] }, { name: ‘Bombay’, lifespan: [12, 18] }, { name: ‘British Shorthair’, lifespan: [12, 17] }, { name: ‘Burmese’, lifespan: [14, 18] }, { name: ‘Burmilla’, lifespan: [12, 15] }, { name: ‘Chartreux’, lifespan: [11, 15] }, { name: ‘Chausie’, lifespan: [12, 14] }, { name: ‘Cheetoh’, lifespan: [12, 15] }, { name: ‘Colorpoint Shorthair’, lifespan: [12, 16] }, { name: ‘Cornish Rex’, lifespan: [11, 15] }, { name: ‘Cymric’, lifespan: [8, 14] }, { name: ‘Devon Rex’, lifespan: [9, 15] }, { name: ‘Donskoy’, lifespan: [12, 15] }, { name: ‘Egyptian Mau’, lifespan: [12, 15] }, { name: ‘European Shorthair’, lifespan: [12, 18] }, { name: ‘Exotic Shorthair’, lifespan: [8, 15] }, { name: ‘Foldex’, lifespan: [12, 15] }, { name: ‘Havana Brown’, lifespan: [10, 15] }, { name: ‘Highlander’, lifespan: [12, 15] }, { name: ‘Himalayan’, lifespan: [9, 15] }, { name: ‘Japanese Bobtail’, lifespan: [15, 18] }, { name: ‘Javanese’, lifespan: [12, 15] }, { name: ‘Khao Manee’, lifespan: [10, 15] }, { name: ‘Korat’, lifespan: [12, 18] }, { name: ‘Kurilian Bobtail’, lifespan: [15, 20] }, { name: ‘LaPerm’, lifespan: [12, 15] }, { name: ‘Lykoi’, lifespan: [12, 15] }, { name: ‘Maine Coon’, lifespan: [12, 15] }, { name: ‘Manx’, lifespan: [8, 14] }, { name: ‘Mekong Bobtail’, lifespan: [12, 18] }, { name: ‘Minuet (Napoleon)’, lifespan: [12, 15] }, { name: ‘Minskin’, lifespan: [12, 15] }, { name: ‘Mixed/Other’, lifespan: [12, 18] }, { name: ‘Munchkin’, lifespan: [12, 15] }, { name: ‘Norwegian Forest Cat’, lifespan: [12, 16] }, { name: ‘Ocicat’, lifespan: [12, 18] }, { name: ‘Ojos Azules’, lifespan: [10, 12] }, { name: ‘Oriental’, lifespan: [12, 15] }, { name: ‘Persian’, lifespan: [12, 17] }, { name: ‘Peterbald’, lifespan: [12, 15] }, { name: ‘Pixiebob’, lifespan: [13, 15] }, { name: ‘Ragdoll’, lifespan: [12, 17] }, { name: ‘Russian Blue’, lifespan: [15, 20] }, { name: ‘Safari’, lifespan: [12, 15] }, { name: ‘Savannah’, lifespan: [12, 20] }, { name: ‘Scottish Fold’, lifespan: [11, 14] }, { name: ‘Selkirk Rex’, lifespan: [12, 15] }, { name: ‘Serengeti’, lifespan: [10, 15] }, { name: ‘Siamese’, lifespan: [12, 20] }, { name: ‘Siberian’, lifespan: [11, 18] }, { name: ‘Singapura’, lifespan: [11, 15] }, { name: ‘Sokoke’, lifespan: [12, 15] }, { name: ‘Somali’, lifespan: [11, 16] }, { name: ‘Sphynx’, lifespan: [8, 12] }, { name: ‘Thai’, lifespan: [12, 16] }, { name: ‘Tonkinese’, lifespan: [12, 16] }, { name: ‘Toybob’, lifespan: [12, 15] }, { name: ‘Turkish Angora’, lifespan: [12, 18] }, { name: ‘Turkish Van’, lifespan: [12, 17] }, { name: ‘Ukrainian Levkoy’, lifespan: [12, 15] }, { name: ‘Van Kedisi’, lifespan: [12, 17] }, { name: ‘York Chocolate’, lifespan: [13, 15] } ]; function populateAutocomplete(query = ”) { autocompleteList.innerHTML = ”; const filteredBreeds = breeds.filter(b => b.name.toLowerCase().includes(query.toLowerCase())); filteredBreeds.forEach(breed => { const item = document.createElement(‘div’); item.className = ‘autocomplete-item’; item.textContent = breed.name; item.setAttribute(‘role’, ‘option’); item.addEventListener(‘click’, () => { breedInput.value = breed.name; breedValue.value = breed.name; autocompleteList.innerHTML = ”; }); autocompleteList.appendChild(item); }); } breedInput.addEventListener(‘input’, () => { populateAutocomplete(breedInput.value); }); breedInput.addEventListener(‘focus’, () => { populateAutocomplete(breedInput.value); }); document.addEventListener(‘click’, (e) => { if (!breedInput.contains(e.target) && !autocompleteList.contains(e.target)) { autocompleteList.innerHTML = ”; } }); function calculate() { resultDiv.className = ”; resultDiv.innerHTML = ”; try { const breedName = breedValue.value || breedInput.value || ‘Mixed/Other’; const ribCage = parseFloat(ribCageInput.value) || 0; const legLength = parseFloat(legLengthInput.value) || 0; const unit = unitInput.value; if (ribCage <= 0 || legLength b.name.toLowerCase() === breedName.toLowerCase()) || breeds.find(b => b.name === ‘Mixed/Other’); let ribCageIn = unit === ‘cm’ ? ribCage * 0.393701 : ribCage; let legLengthIn = unit === ‘cm’ ? legLength * 0.393701 : legLength; // Calculate BMI const bmi = ((ribCageIn / 0.7062) – (legLengthIn / 0.9156)) – legLengthIn; // Determine weight category let category = ”; if (bmi = 15 && bmi 20 && bmi <= 25) { category = 'Overweight'; } else { category = 'Obese'; } // Health tips based on category const healthTips = { 'Underweight': [ 'Consult a vet to rule out parasites, dental issues, or underlying illnesses.', 'Increase calorie intake with high-quality, nutrient-dense food.', 'Feed smaller, more frequent meals to encourage weight gain.' ], 'Normal': [ 'Maintain a balanced diet with appropriate portion sizes.', 'Provide regular exercise through play to keep weight stable.', 'Schedule annual vet checkups to monitor health.' ], 'Overweight': [ 'Consult a vet for a weight loss plan to prevent diabetes or joint issues.', 'Reduce calorie intake with portion control or a weight-management diet.', 'Increase activity with interactive toys or playtime.' ], 'Obese': [ 'Work with a vet to develop a safe weight loss program.', 'Switch to a low-calorie, high-fiber diet to promote satiety.', 'Monitor for signs of arthritis, diabetes, or respiratory issues.' ] }; const tips = healthTips[category]; resultDiv.innerHTML = ` Breed: ${breed.name}
Rib Cage Girth: ${ribCage} ${unit}
Hind Leg Length: ${legLength} ${unit}
Cat BMI: ${bmi.toFixed(1)}
Weight Category: ${category}
Health Tips:
    ${tips.map(t => `
  • ${t}
  • `).join(”)}
  • Consult a veterinarian for a precise Body Condition Score and personalized advice.
`; resultDiv.className = ‘success’; document.getElementById(‘copy-btn’).addEventListener(‘click’, () => { const text = ` Cat BMI Results Breed: ${breed.name} Rib Cage Girth: ${ribCage} ${unit} Hind Leg Length: ${legLength} ${unit} Cat BMI: ${bmi.toFixed(1)} Weight Category: ${category} Health Tips: ${tips.map(t => `- ${t}`).join(‘\n’)} – Consult a veterinarian for a precise Body Condition Score and personalized advice. `.trim(); navigator.clipboard.writeText(text).then(() => { alert(‘Results copied to clipboard!’); }).catch(() => { alert(‘Failed to copy results. Please copy manually.’); }); }); } catch (error) { resultDiv.innerHTML = `Error: ${error.message}`; resultDiv.className = ‘error’; } } function reset() { form.reset(); breedInput.value = ”; breedValue.value = ”; autocompleteList.innerHTML = ”; resultDiv.className = ”; resultDiv.innerHTML = ‘Enter your cat’s rib cage girth, leg length, and unit, then click “Calculate”.’; ribCageInput.focus(); } document.getElementById(‘calculate-btn’).addEventListener(‘click’, calculate); document.getElementById(‘reset-btn’).addEventListener(‘click’, reset); form.addEventListener(‘keypress’, (e) => { if (e.key === ‘Enter’ && e.target.tagName !== ‘BUTTON’) { e.preventDefault(); calculate(); } }); })();