If there were several breedings, use the first one — the window below covers the spread.
Estimated due date (day 63)
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Realistic window: pick a date above
Most litters arrive between day 57 and day 65.
🗓️ Week-by-week milestones
Pregnancy runs ≈63 days from ovulation — the breeding date is an approximation of that, so real due dates spread across day 57–65. Confirm timing (and puppy count) with your vet. This tool is general guidance, not veterinary advice.
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