Step One: Provide Your Data

What was the first day of your last period? (dd/mm/yyyy)

What is the average length of your cycle in days?
(If you don't know yours leave this field blank)

What is your average Luteal Phase Length?
(If you don't know yours leave this field blank)

Step Two: Calculate

Step Three: See Your Results

Your Estimated Conception Date is:

Your Estimated Due Date is:

Your Estimated Gestation is:

(Please remember that these dates are just an estimation as a normal length of pregnancy lasts from 37 - 42 weeks)