Breeding Date (first mating)
Please select a valid date.
Gestation Period (days)
Typical range: 56-72 days. Default 63.
Enter a number between 56 and 72.
Calculate Due Date
Estimated Due Date
How it works:
The due date is calculated by adding the gestation period (default 63 days) to the breeding date. Gestation in dogs typically ranges from 56 to 72 days, with 63 days being average from ovulation.