Due-date Calculator: LMP
To find out what your Baby's estimated due-date is, enter the first day of your most recent menstrual cycle below. Due date is based on your baby arriving 40 weeks after your last menstrual period. Most babies will actually arrive somewhere between 37 weeks and 42 weeks.

Or you can calculate the due date based on your conception or IVF date.

First day of your last Menstrual Period:
  
Average length of cycle:
days
Average Luteal Phase length:
days
 

Then you can create your own free Lilypie Baby Days to use for forum posts, websites, email signatures and or as an active desktop.