Cow Gestation Calculator
Calculate cow gestation period, due dates, and pregnancy milestones for cattle breeding management.
Breeding Information
Leave empty to use today's date
Results
Enter breeding information to calculate due date
Cow Gestation Guidelines
Gestation Periods by Breed
- • Holstein: 283 days
- • Jersey: 279 days
- • Angus: 281 days
- • Hereford: 285 days
- • Simmental: 287 days
- • Charolais: 289 days
Pregnancy Milestones
- • 30 days: Pregnancy confirmation
- • 60 days: Fetal development visible
- • 120 days: Rapid fetal growth
- • 200 days: Preparation for calving
- • 280+ days: Calving window