Breeding calendar
Foaling Countdown
Check the example values, enter your own and calculate.
Method and assumptions
The central date is an estimate, normally entered as 340 days. The cited Penn State reference describes 330–370 days, not a guaranteed or individually safe window. No examinations, vaccinations or treatment dates are prescribed.
References
Example
- Estimated foaling date
- 2026-12-13
- Reference date
- 2026-09-14
Central estimated foaling date 2026-12-13 date
Days remaining (negative = central date passed) 90 day