Goat Gestation Calculator
Calculate your goat’s pregnancy duration and due date
Gestation Results
Goat Pregnancy Care Advice
- Provide high-quality hay and grain in the last 6 weeks
- Ensure proper shelter and clean bedding
- Monitor for signs of labor as due date approaches
- Have kidding supplies ready 2 weeks before due date
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How to Use the Goat Gestation Calculator
This tool helps you calculate your goat’s pregnancy duration and expected due date based on breeding date and breed. Here’s how to use it:
Step-by-Step Instructions
- Select Breeding Date
- Click on the date field labeled “Breeding Date”
- Choose the date when your goat was bred (defaults to today’s date)
- Choose Goat Breed
- From the dropdown menu, select your goat’s breed
- Options include:
- Average (150 days)
- Nigerian Dwarf (145-153 days)
- Boer (148-152 days)
- Alpine (145-155 days)
- Nubian (145-155 days)
- Saanen (145-155 days)
- Calculate Results
- Click the “Calculate” button
- The results will appear below the button
- View Results
The calculator will show:- Breeding date you entered
- Expected due date
- Gestation period in days
- Current pregnancy progress (days passed and percentage)
- Additional Features
- Change Language: Use the dropdown at the top to switch between English, Spanish, and French
- Pregnancy Care Advice: The results include helpful tips for caring for your pregnant goat
Tips for Best Results
- For most accurate due date, know the exact breeding date if possible
- Monitor your goat as the due date approaches for signs of labor
- Prepare kidding supplies about 2 weeks before the expected due date
The calculator automatically scrolls to show your results after calculation. If you need to recalculate, just change the date or breed and click the button again.

Frequently Asked Questions (FAQ) – Goat Gestation Calculator
1. How accurate is the goat gestation calculator?
The calculator provides an estimate based on average gestation periods for different goat breeds. While it’s generally accurate (±3 days), factors like nutrition, health, and environmental conditions can slightly affect the actual due date.
2. What if I don’t know the exact breeding date?
If unsure, use an estimated date. The calculator will still give you a rough due date range. Monitor your goat for physical signs of pregnancy (e.g., weight gain, udder development) as the due date approaches.
3. Which goat breed has the shortest/longest gestation period?
- Shortest: Nigerian Dwarf (~145–153 days)
- Longest: Alpine, Nubian, and Saanen (~145–155 days)
- Average: 150 days (used for mixed breeds or unknown lineage)
4. Can I use this calculator for sheep or other animals?
No, this tool is specifically designed for goats. Sheep, cows, and other livestock have different gestation periods.
5. What should I do as my goat’s due date approaches?
- Provide high-quality hay and grain (especially in the last 6 weeks).
- Ensure clean bedding and a warm, dry shelter.
- Watch for labor signs (restlessness, pawing, discharge).
- Prepare kidding supplies (clean towels, iodine, heat lamp).
6. Why does my goat’s due date differ from the calculator’s prediction?
Natural variations occur due to:
- Individual goat health
- Number of kids (twins/triplets may arrive slightly earlier)
- Environmental stress or nutrition
7. Can I change the language of the calculator?
Yes! Use the dropdown menu at the top to switch between English, Spanish, or French.
8. What if my goat goes past the due date?
Gestation can extend up to 5 days beyond the predicted date. If overdue by more than a week, consult a veterinarian to rule out complications.
9. How early can a goat safely give birth?
Before 140 days is considered premature, and kids may need intervention. After 145 days, survival rates improve significantly.
10. Is this calculator free?
Yes! This is a 100% free online tool with no hidden costs.