Animal Pregnancy Due Date

Summary

Select an animal, enter the mating date, and instantly see the estimated due date and key gestation milestones.

How it works

1. Select the animal species from the dropdown.
2. Enter the date of breeding or last mating in the date field.
3. Click "Calculate Due Date" to see results.
4. Review the estimated due date and gestation length.
5. Check the milestone timeline to track pregnancy progress.
6. Use the result as a guide — consult your veterinarian for confirmation.

Use cases

• Estimate a dog or cat whelping/kittening date for home breeders.
• Plan calving management for beef or dairy cattle operations.
• Schedule foaling watch for horse breeders.
• Prepare farrowing crates and heat lamps ahead of pig birth.
• Track lambing season timing for sheep flocks.
• Coordinate veterinary checks around key gestation milestones.
• Compare expected due dates across multiple breeding events.
• Educate new pet owners about normal pregnancy length.

Frequently Asked Questions