Swine Gestation Calculator
Calculate the expected farrowing date based on the breeding date. Swine gestation averages 114 days (3 months, 3 weeks, 3 days).
Formula
Due Date = Breeding Date + 114 days
- Swine gestation: 114 days — memorized as '3 months, 3 weeks, 3 days'.
- Range: 110–120 days.
Bred January 1
Inputs
- Breeding Date: 2025-01-01
- Gestation Period: 114 days
Jan 1 + 114 days = May 5.
Frequently asked questions
How long is a pig's pregnancy?
114 days — often remembered as 3 months, 3 weeks, 3 days.
How many piglets does a sow have?
Typically 8–14 piglets per litter.