Pregnancy Calculators

EDD • Gestational Age • BMI • Bishop Score

Expected Date of Delivery

First Day of LMP

Current Gestational Age

First Day of LMP

Pre-Pregnancy BMI

Weight (kg)

Height (cm)

Bishop Score

Dilation (cm) Select0 cm1-2 cm3-4 cm≥5 cm

Effacement (%) Select0-30%40-50%60-70%≥80%

Station Select-3-2-1/0+1/+2

Consistency SelectFirmMediumSoft

Position SelectPosteriorMidAnterior

How It Works

• EDD: Naegele’s Rule (LMP + 280 days)
• GA: Days since LMP → weeks + trimester
• BMI: kg/m² → WHO categories
• Bishop Score: 0–13 (≥8 = favorable)

Disclaimer: Educational only. Consult your doctor.

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