🐶 Dog Pregnancy (Due Date) Calculator
Average gestation ≈ 63 days (range 58–68 days). Select the mating date to see estimates.
Results update instantly (AJAX-style). No page reload.
📊 Quick view
Avg. due date—
Earliest—
Latest—
Days left—
🧾 Detailed results
📅 Average due date (mating + 63 days)
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🗓️ Due window (most likely range)
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Earliest: —
Latest: —
⌛ Timing
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Days since mating: —
Days left (to avg. due date): —
📚 Reference
| Parameter | Value |
|---|---|
| Average gestation | 63 days |
| Common range | 58–68 days |
| Formula | Due date = mating date + 63 days |
Always confirm timing and health with your veterinarian.
🧮 Step-by-step derivation (click to expand)
🔗 Sources
- General veterinary guidance — average dog gestation ≈ 63 days.