Mare Gestation Period Calculator

What is a Mare Gestation Period Calculator?

A Mare Gestation Period Calculator helps horse breeders and owners estimate the due date of a pregnant mare based on the date of mating. The average gestation period for mares is 340 days, making this calculator a valuable tool for predicting foaling dates.

How to Use the Mare Gestation Period Calculator?

• Enter the Date of Mating: Select the date when the mare was bred.
• Click "Calculate Due Date": The calculator will automatically add 340 days to the mating date to estimate the expected foaling date.
• View the Results: The estimated due date will be displayed, helping you prepare for the mare’s labor.
• Reset if Needed: Click the "Reset" button to clear the input and start over with a new mating date.