Guinea Pig Pregnancy Calculator
Find out the due date and gestation schedule for your pregnant guinea pig (sow).
Pregnancy Parameters
Enter the start date of gestation.
Estimated Due Date
KEY MILESTONES
Expert Tip
Guinea pigs have a remarkably long gestation of 68 days. Ensure the sow gets plenty of Vitamin C, as she cannot synthesize it herself.
Calculation Methodology & Details
Gestation Formula
Guinea pig pregnancy averages 68 days, but ranges from 59 to 72 days depending on litter size. Larger litters often result in shorter gestation.
Clinical Considerations
Gestation durations can vary based on animal breed, age, litter size, and genetic factors. If you observe signs of distress or if delivery departs significantly from the calculated date, consult a veterinarian immediately.
How to Calculate Guinea Pig Due Date: Step-by-Step
Track the sow's gestation with these steps:
Determine Mating Date
Note the first day the male and female guinea pigs were paired together.
Add Gestation Days
Add 68 days to calculate the average due date.
Define Whelping Window
Expect births between day 59 and day 72.
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