Plan your dog breeding schedule with precision. Calculate whelping dates, track pregnancy milestones, and prepare for your new litter.
Back to Dog Breeding GuideEnter your breeding date to see the complete pregnancy timeline
Small breeds: 12-18 months, Medium/Large: 18-24 months, Giant: 24+ months
Average 63 days (58-68 days range), with most births at 60-65 days
Varies by breed: Toy breeds 1-4, Medium 4-8, Large breeds 6-12 puppies
Dogs come into heat every 6-8 months, breeding best on days 10-14
Temperature Drop: A drop in rectal temperature below 99°F (37.2°C) indicates labor within 24 hours.
Veterinary Care: Schedule checkups at 30 days (ultrasound) and 55 days (x-ray for puppy count).
Nutrition: Switch to puppy food at day 42 of pregnancy and continue through nursing.
Whelping Area: Prepare a quiet, warm whelping box by day 55 to allow the dam to settle in.
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