Dog Pregnancy Calculator

Calculate your dog's due date and track every milestone of canine pregnancy. Average gestation is 63 days from ovulation — use this calculator to prepare for a healthy litter.

🤰 Enter Mating Date

Date of Mating

Enter the date of the first mating. Canine gestation averages 63 days (±2 days).

Frequently Asked Questions

Canine gestation averages 63 days from ovulation, with a normal range of 58-68 days. The exact timing depends on when ovulation occurred relative to mating. Sperm can survive in the reproductive tract for 5-7 days, which is why due dates are estimates.

Early signs (week 3-4): decreased appetite, morning sickness, slight nipple enlargement. Mid-pregnancy (week 4-5): clear vaginal discharge, weight gain, increased appetite. Late pregnancy (week 6-9): visible abdominal enlargement, milk production, nesting behavior about 24 hours before whelping.