Dog Gestation Period:
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The average gestation period for dogs is approximately 63 days (9 weeks) from the date of breeding. This can vary slightly by breed and individual dog, with a normal range of 58-68 days.
The calculator uses the standard dog gestation formula:
Where:
Explanation: The calculation adds exactly 63 days to the breeding date to estimate the whelping date.
Details: Knowing the expected due date helps prepare for whelping, schedule veterinary check-ups, and monitor the pregnancy for any complications.
Tips: Enter the exact breeding date for most accurate results. Remember that actual delivery may occur a few days before or after the calculated date.
Q1: Is 63 days exact for all dogs?
A: While 63 days is average, gestation can range from 58-68 days depending on breed and individual factors.
Q2: When should I start monitoring for labor signs?
A: Begin close monitoring around day 58. Take the dog's temperature twice daily as a drop usually indicates labor within 24 hours.
Q3: Does litter size affect gestation length?
A: Generally, larger litters tend to be delivered slightly earlier and smaller litters may go longer.
Q4: What if I don't know the exact breeding date?
A: If unsure of exact date, use the first possible breeding date and monitor closely starting at day 58.
Q5: When should I consult a vet?
A: If no signs of labor by day 65, or if the dog shows distress at any point during pregnancy.