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Cat Pregnancy Calculator

Estimate your cat's due date from the mating date. Enter your details below and get an instant, easy-to-read result.

Cat Pregnancy Calculator

Estimate your cat's due date from the mating date.

How this calculator works

Cat pregnancy typically lasts about 65 days, with a normal range of 63 to 67 days. Enter the mating date to see the estimated due date and how long you have to prepare a quiet nesting space and a feeding plan for the mother.

Frequently Asked Questions

How long are cats pregnant?

About 65 days on average — roughly nine weeks — with most queens delivering between day 63 and day 67.

What are the first signs of cat pregnancy?

Pink, enlarged nipples around week three ("pinking up"), increased appetite and more affectionate or nesting behavior are common early signs.

Should I change my pregnant cat's food?

Yes — pregnant and nursing queens need more energy, and most veterinarians recommend a high-quality kitten food during pregnancy and lactation.