Cat Pregnancy Calculator
Estimate pet delivery date from mating date.
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What this tool does
Estimate pet delivery date from mating date. Mating date is not necessarily conception date; expected duration varies and should be confirmed by a veterinarian.
How to use the Cat Pregnancy Calculator
- Enter or select mating date (yyyy-mm-dd).
- Read the calculated result; change any measurement to compare alternatives.
Formula
estimated due date=mating date+63 days (dog) or 65 days (cat)
- date
- Mating date (YYYY-MM-DD)
Mating date is not necessarily conception date; expected duration varies and should be confirmed by a veterinarian.
Worked example
For cat pregnancy calculator, the following measurements illustrate the exact method: Mating date (YYYY-MM-DD): 2026-10-01.
Inputs
- Mating date (YYYY-MM-DD)2026-10-01
Result
- Estimated due date2026-12-05
Results explained
- Estimated due date
- Estimated due date from the formula above. Mating date is not necessarily conception date; expected duration varies and should be confirmed by a veterinarian.
Frequently asked questions
estimated due date=mating date+63 days (dog) or 65 days (cat)
No. Individual animals differ. Consult your veterinarian before changing feeding or treatment, and seek immediate veterinary care for poisoning concerns.
Mating date is not necessarily conception date; expected duration varies and should be confirmed by a veterinarian.
Use current measured weight, actual food or product label values, and the dates or water readings requested. Check units before entering any value.
Verify if the animal is ill, pregnant, growing unusually, or on a special diet. Aquarium chemistry changes should be measured gradually and checked against product instructions.