Cat Pregnancy Calculator

Calculate your cat's pregnancy due date and track gestation progress. Get trimester information, development stages, and prepare for your cat's delivery.

Date when the cat was bred or mated

Cat Gestation Period: 63-67 days (average 65 days). Due Date = Breeding Date + 65 days. Pregnancy divided into 3 trimesters of approximately 3 weeks each.
Breeding Date: January 1, 2024. Expected Due Date: March 6, 2024 (65 days later). Range: March 4-8 (63-67 days). Week 5 (day 35): Second trimester, visible belly growth, nipples enlarged.

How long is a cat pregnant?

Cat pregnancy (gestation) typically lasts 63-67 days, with an average of 65 days (about 9 weeks or 2 months). This is measured from the breeding/mating date to birth. Some cats may deliver slightly earlier (58-60 days) or later (up to 70 days), but consult a vet if outside the normal range.

What are the signs of cat pregnancy?

Early signs (2-3 weeks): Decreased activity, possible morning sickness, increased appetite. Mid-pregnancy (4-5 weeks): Weight gain, enlarged pink nipples, rounded abdomen. Late pregnancy (6-9 weeks): Obvious belly enlargement, nesting behavior, visible fetal movement, milk production near term.

How many kittens will my cat have?

Average litter size is 3-5 kittens, but can range from 1-12. First-time mothers typically have smaller litters (2-3 kittens). Breed, age, and health affect litter size. Your vet can estimate the number via ultrasound (day 25-35) or X-ray (after day 45).

When should I take my pregnant cat to the vet?

Schedule a vet visit within 2-3 weeks of suspected pregnancy for confirmation and prenatal care. Follow-up visits around week 6-7 to check kitten count and health. Emergency visit if: prolonged labor (>24 hrs), excessive bleeding, fever, lethargy, or delivery problems.

How do I prepare for my cat giving birth?

Prepare 2 weeks before due date: Create quiet, warm nesting box with clean towels. Keep area calm and private. Have vet's emergency number ready. Gather supplies: clean towels, heating pad, kitten formula (backup), scale. Most cats deliver naturally, but monitor closely and call vet if complications arise.

What are the stages of cat labor?

Stage 1 (12-24 hours): Restlessness, nesting, panting, possible vomiting. No visible contractions. Stage 2 (Active labor): Strong contractions, water breaks, kittens born 30-60 min apart. Stage 3: Placenta delivery after each kitten. Contact vet if: labor exceeds 24 hrs, kitten stuck >10 min, excessive bleeding.