Below is a Pregnancy Calculator which is Great for All mothers-to-be. It will give you an estimated conception date, baby's birth due date and the current fetal age.
The question, "Average Length of Cycles" means how many days between periods. The average is 28 days.
The question "Average Luteal Phase Length" means approximately how many days AFTER your first day of a period do you think you OVULATE.
Simply fill in the blanks and click CALCULATE ...