Dog Pregnancy Calculator

Calculate your dog's pregnancy timeline and due date:

Understanding Dog Pregnancy

Key Facts:

  • Average gestation: 63 days (57-71 days range)
  • First signs visible: 21-30 days
  • Ultrasound possible: 25-35 days
  • X-rays recommended: After 45 days

Pregnancy Stages

Month 1 (Days 1-30)

  • Fertilization
  • Implantation
  • Early development
  • Subtle behavioral changes

Month 2 (Days 31-60)

  • Visible belly growth
  • Nipple enlargement
  • Increased appetite
  • Fetal movement visible

Month 3 (Days 61-birth)

  • Nesting behavior
  • Temperature drops
  • Milk production
  • Labor signs begin

Preparation Checklist

  • Set up whelping box
  • Stock up on puppy supplies
  • Locate emergency vet contact
  • Monitor temperature regularly
  • Prepare quiet birthing area