Pregnancy calculator

Want to find out how many weeks pregnant you are?
Just use the calculator below and it will automatically
work it out for you. All you need to do is enter the first
day of your last period.

When was the first day of your last menstrual period?

Number of days in your menstrual cycle:

Results:

Estimated conception Date:

Estimated fetal age:

Estimated due date (40 weeks):

Mother nuzzling baby

T +44 20 7725 0528