Pregnancy Calculator

Body Surface Area

Body Mass Index

Coronary Heart Disease Risk

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Pregnancy Calculator

What was the FIRST day you started your LAST menstrual period?

Average number of days in your menstrual cycle

Likely date of conception:
End of your first trimester (12 weeks):
End of your second trimester (27 weeks):
Your baby is due on (40 weeks):
Number of weeks you have been pregnant for:
Calculate how many weeks you will be pregnant on a given date.


Number of weeks you will be pregnant for:
Calculate the date you will be pregnant for (input x) number of weeks.
Number of weeks (1 - 40)

Calculated date:
Enter the babies due date to calculate the most likely conception date


Calculated conception date: