๐พ Pets
Dog Pregnancy Calculator
A dog pregnancy runs about 63 days from ovulation, which is a couple of days after mating, so the true window is 58 to 68 days. Ultrasound can confirm pregnancy from around day 25 and X-rays can count puppies from day 45.
How it works
First mating date
Gestation length
Estimated due date
Earliest possible
Latest likely
Days since mating
Days remaining
Stage now
Frequently asked questions
How do I use the Dog Pregnancy Calculator?
Fill in the fields above โ the result recalculates instantly as you type. Everything runs in your browser, so the values you enter are never collected or stored.
Is this calculator free?
Yes. It is completely free, requires no account, and works on phones, tablets and desktops.