Pregnancy Conception Calculator

July 22, 2026July 16, 2026 by calculatorguides

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Estimate your probable conception date window based on your due date, last period, ultrasound, or IVF transfer date.

Calculate Based On:

Your Estimated Due Date:

First Day of Your Last Period:

Average Cycle Length (Days):

Ultrasound Date:

Gestational Age at Scan:

IVF Transfer Date:

Embryo Age / Type:

Estimated Conception Date

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Enter your details to calculate

calculatorguides — Conception Calculator