IVF Due-Date Calculator

Calculate your estimated due date using your embryo-transfer date or egg-retrieval date.

Calculation method Embryo transfer Use a day-3 or day-5 transfer date Egg retrieval Use the retrieval or fertilization date

Embryo-transfer date

Embryo age at transfer

Formula: day-3 transfer + 263 days or day-5 transfer + 261 days.

IVF Pregnancy Report

Report date

Estimated gestational age

0 weeks 0 days

Pregnancy progress 0%

Estimated due date

Current pregnancy week

Trimester

Gestational age Pregnancy age used for clinical dating.

Estimated fetal age Approximate time since fertilization.

Estimated fertilization date

Estimated last menstrual period

Calculation method

Transfer date

Gestational days

Days since fertilization

Time until estimated due date

Estimated 37–42-week window This is a broad estimated delivery window.

Calculation used:

Healthcare professional: __________________________ Date: __________________