Due date calculator · Calcelate

Due date calculator

Work it out from

Last periodConceptionIVF transfer

First day of your last period

Date of conception or ovulation

Date of embryo transfer

Cycle length

days

From the first day of one period to the first day of the next. A longer cycle means later ovulation, so the due date moves later too.

Embryo age at transfer

most common

Estimated due date

—

Days to go: — days
Weeks pregnant today: — w
Days counted from your date: — days

More numbers

Days to go: — days
Weeks pregnant today: — w
Days counted from your date: — days

Estimate only. Not medical advice. Check with a doctor or pharmacist before acting on it.

This is not medical advice

These calculators use published population formulas. They do not know your medical history and cannot diagnose, treat or replace a doctor, pharmacist or dietitian. Do not change medication, dosing, eating or drinking decisions on the basis of a number here. If you are pregnant, under 18, over 65, have a health condition or take medication, ask a clinician first. In an emergency call your local emergency number.

Estimate only. Not medical advice. Check with a doctor or pharmacist before acting on it.

Calcelate Tables and explanation ↗