1. What is the Dog Due Date Calculator?

The Dog Due Date Calculator estimates the whelping date based on ultrasound findings and fetal development measurements. It helps breeders and veterinarians predict when a pregnant dog will give birth.

2. How Does the Calculator Work?

The calculator uses a simple formula:

Where:

• Ultrasound Date — The date when the ultrasound was performed
• Remaining Days — Days until birth based on fetal measurements and development stage

Explanation: The calculator adds the remaining gestation days (determined by ultrasound measurements) to the ultrasound date to predict the whelping date.

3. Importance of Accurate Due Date Calculation

Details: Knowing the precise due date helps in preparing for whelping, scheduling follow-up veterinary care, and ensuring proper nutrition during the final stages of pregnancy.

4. Using the Calculator

Tips: Enter the ultrasound date and the remaining days until birth as determined by your veterinarian based on fetal measurements. The remaining days typically range from 20-40 days depending on the stage of pregnancy when the ultrasound was performed.

5. Frequently Asked Questions (FAQ)

Q1: How accurate is ultrasound for predicting due dates in dogs?
A: Ultrasound is most accurate when performed between days 28-35 of pregnancy, with accuracy decreasing in very early or late pregnancy.

Q2: What are typical gestation periods for dogs?
A: The average gestation period is 63 days from conception, but can range from 58-68 days.

Q3: When should an ultrasound be performed?
A: Optimal time is between 25-35 days after breeding for best fetal visualization and measurement.

Q4: What factors can affect the due date?
A: Breed size (smaller breeds often deliver earlier), litter size (larger litters may come earlier), and individual variations.

Q5: Should I rely solely on this calculator?
A: This is a helpful tool but should be used in conjunction with veterinary advice and monitoring of the pregnant dog.