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Pregnancy due-date calculator

Work out your estimated due date using our simple calculator:

  1. Input the date of your last menstrual period
  2. Input the average length of your cycles in days
  3. Input your average luteal phase**
  4. Use the calculate button to read your pregnancy details
Calculate your pregnancy due-date

Calculate your pregnancy due-date

All fields marked with an asterisk * are mandatory.

** The second half of the menstrual cycle after ovulation

WC01502 07/2013

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