Due Date Calculator

Select the first date of your last menstrual period

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YOUR CURRENT GESTATION: weeks
PROBABLE DATE OF CONCEPTION:

Approximate date your pregnancy was conceived. Variation in the date of ovulation will also vary this date.
4 WEEKS:

Approximate date your urine pregnancy test will read positive
6 WEEKS:

Approximate first date when fetal heart motion can be visualized on endovaginal ultrasound.
SECOND TRIMESTER:

Approximate first date that fetal heart tone can be heard with hand held Doppler. Risk of miscarriage is significantly reduced from this time.  Also pregnancy symptoms of nausea and vomiting should be resolving.
THIRD TRIMESTER:
TERM:

Approximate date when baby is considered fully matured and can be safely delivered.

ESTIMATED DUE DATE:

This date represent the average natural length of gestation (280 days) Traditionally, half of the babies are delivered before this date and half after.