#goat-gestation-calculator {
max-width: 600px;
margin: 20px auto;
padding: 15px;
background: #fff;
border-radius: 5px;
box-shadow: 0 1px 3px rgba(0,0,0,0.1);
font-family: -apple-system, BlinkMacSystemFont, ‘Arial’, sans-serif;
color: #333;
box-sizing: border-box;
}
h2 {
text-align: center;
margin: 0 0 15px;
font-size: 1.4rem;
line-height: 1.2;
color: #333;
}
p {
text-align: center;
color: #666;
font-size: 14px;
margin-bottom: 15px;
}
.form-group {
margin-bottom: 15px;
position: relative;
}
label {
display: block;
margin-bottom: 5px;
font-size: 0.9rem;
font-weight: 600;
}
input[type=”date”], input[type=”number”], select {
width: 100%;
padding: 8px;
border: 1px solid #ddd;
border-radius: 3px;
font-size: 0.9rem;
box-sizing: border-box;
}
input:focus, select:focus {
border-color: #0073aa;
outline: none;
}
.tooltip {
position: relative;
display: inline-block;
margin-left: 5px;
}
.tooltip .tooltip-text {
visibility: hidden;
width: 180px;
background: #333;
color: #fff;
text-align: center;
border-radius: 3px;
padding: 5px;
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: 10px;
justify-content: center;
margin-top: 15px;
}
button {
padding: 8px 16px;
border: none;
border-radius: 3px;
cursor: pointer;
font-size: 0.9rem;
background: #0073aa;
color: #fff;
}
button:hover {
background: #005177;
}
#reset-btn {
background: #6c757d;
}
#reset-btn:hover {
background: #5a6268;
}
#copy-btn {
background: #28a745;
}
#copy-btn:hover {
background: #218838;
}
#result {
margin-top: 15px;
padding: 10px;
border-radius: 3px;
font-size: 0.9rem;
line-height: 1.4;
min-height: 20px;
}
#result.success {
background: #e6f4ea;
border: 1px solid #28a745;
}
#result.error {
background: #f8d7da;
border: 1px solid #dc3545;
}
.progress-bar {
width: 100%;
background: #f0f0f0;
border-radius: 3px;
height: 20px;
margin-top: 10px;
overflow: hidden;
}
.progress-bar-fill {
height: 100%;
background: #28a745;
transition: width 0.3s ease;
}
.timeline {
margin-top: 10px;
font-size: 0.85rem;
}
.timeline div {
margin: 5px 0;
}
noscript {
display: block;
color: #dc3545;
text-align: center;
margin-top: 10px;
font-size: 0.9rem;
}
@media (max-width: 600px) {
#goat-gestation-calculator {
margin: 10px;
padding: 10px;
}
h2 {
font-size: 1.2rem;
}
.button-group {
flex-direction: column;
}
button {
width: 100%;
}
}
`;
resultDiv.innerHTML = `
Estimated Kidding Date: ${formatDate(dueDate)}
Possible Kidding Range: ${formatDate(minDueDate)} to ${formatDate(maxDueDate)}
Breed Type: ${breedType.charAt(0).toUpperCase() + breedType.slice(1)}
Current Stage: ${daysElapsed >= 0 ? trimester : ‘Pregnancy not yet started.’}
Progress:
Pregnancy Timeline: ${timeline}
Care Tips:
Enhanced Goat Gestation Calculator
Estimate your goat’s kidding date and track pregnancy stages.
Standard (150 days)
Miniature (145 days)
Enter the breeding date, then click “Calculate”.
JavaScript is disabled. Please enable it to use the calculator.
(function() {
if (!document.getElementById(‘goat-gestation-calculator’)) return;
const form = document.getElementById(‘calc-form’);
const breedingDateInput = document.getElementById(‘breeding-date’);
const breedTypeSelect = document.getElementById(‘breed-type’);
const gestationPeriodInput = document.getElementById(‘gestation-period’);
const resultDiv = document.getElementById(‘result’);
function formatDate(date) {
return date.toLocaleDateString(‘en-US’, {
weekday: ‘long’,
year: ‘numeric’,
month: ‘long’,
day: ‘numeric’
});
}
breedTypeSelect.addEventListener(‘change’, function() {
gestationPeriodInput.value = this.value === ‘standard’ ? ‘150’ : ‘145’;
});
function calculate() {
resultDiv.className = ”;
resultDiv.innerHTML = ”;
try {
const breedingDateStr = breedingDateInput.value;
const gestationDays = parseInt(gestationPeriodInput.value);
const breedType = breedTypeSelect.value;
if (!breedingDateStr) {
throw new Error(‘Breeding date is required.’);
}
if (isNaN(gestationDays) || gestationDays 155) {
throw new Error(‘Gestation period must be between 145 and 155 days.’);
}
const breedingDate = new Date(breedingDateStr);
if (isNaN(breedingDate.getTime())) {
throw new Error(‘Invalid breeding date.’);
}
const dueDate = new Date(breedingDate);
dueDate.setDate(breedingDate.getDate() + gestationDays);
const minDueDate = new Date(breedingDate);
minDueDate.setDate(breedingDate.getDate() + 145);
const maxDueDate = new Date(breedingDate);
maxDueDate.setDate(breedingDate.getDate() + 155);
const today = new Date();
const daysElapsed = Math.floor((today – breedingDate) / (1000 * 60 * 60 * 24));
const progressPercent = Math.min((daysElapsed / gestationDays) * 100, 100);
const trimester = daysElapsed <= 50 ? 'First (Days 1–50): Embryo development, slight weight gain.' :
daysElapsed <= 100 ? 'Second (Days 51–100): Udder begins to develop, belly enlarges.' :
'Third (Days 101–150): Rapid kid growth, doe prepares for kidding.';
const timeline = `
First Trimester (Days 1–50): Pregnancy confirmable via ultrasound (day 30–40).
Second Trimester (Days 51–100): Noticeable belly growth, increased appetite.
Third Trimester (Days 101–150): Udder fills, doe seeks quiet areas.
Possible Kidding Range: ${formatDate(minDueDate)} to ${formatDate(maxDueDate)}
Breed Type: ${breedType.charAt(0).toUpperCase() + breedType.slice(1)}
Current Stage: ${daysElapsed >= 0 ? trimester : ‘Pregnancy not yet started.’}
Progress:
Pregnancy Timeline: ${timeline}
Care Tips:
- Increase feed quality in the third trimester (e.g., higher protein forage).
- Provide a clean, dry kidding pen by day 130.
- Monitor for signs of distress; consult a vet for checkups (day 30–50).
- Ensure calcium-rich feed to prevent milk fever post-kidding.