You can determine your fertile period in a few simple steps, up to 6 months in advance. If you are already pregnant you can use the calculator to determine your expected delivery date.
The calculations are based on the fact that ovulation takes place 14 days before menstruation. No indication can be given for menstrual cycles exceeding 35 days and less than 21 days.
Select the first day of your last menstruation, the average duration of your menstrual cycle and then click on “Calculate”.
Also gives you the earliest date for taking a pregnanct test. Lats but not least you will get extra free tips for having a boy or a girl.
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