Dog Pregnancy Formula:
DD (due date), MD (mating date)
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The dog pregnancy timeline calculates the expected due date (DD) based on the mating date (MD) and breed size. The average canine gestation period is 63 days, but this varies slightly by breed size.
The calculator uses the formula:
Where:
Breed Adjustments:
Details: Accurate pregnancy timeline helps prepare for whelping, schedule veterinary checkups, and monitor for potential complications.
Tips: Enter the known mating date and select the dog's breed size. The calculator will provide the estimated due date and breed-specific range.
Q1: How accurate is the 63-day calculation?
A: While 63 days is average, actual gestation can range from 58-67 days depending on breed and individual factors.
Q2: When should I take my dog to the vet during pregnancy?
A: Schedule a vet visit 3-4 weeks after mating for confirmation, and again at 6-7 weeks for ultrasound/x-rays.
Q3: What are signs of impending labor?
A: Temperature drop (below 99°F), nesting behavior, loss of appetite, and restlessness typically occur 12-24 hours before labor.
Q4: Does litter size affect gestation length?
A: Yes, larger litters tend to have slightly shorter gestation periods than smaller litters.
Q5: Should I adjust feeding during pregnancy?
A: Increase food gradually after week 5, reaching 25-50% more than normal by late pregnancy, using high-quality puppy food.