Calculator For Due Date Of Delivery

And that s how most healthcare providers do it.

Calculator for due date of delivery. If you positively know your conception date you can add 267 calendar days to it to calculate your pregnancy due date. How is my due date calculated. Date of the first day of your last period 7 days 3 months due date. The due date may be estimated by adding 280 days 9 months and 7 days to the first day of the last menstrual period lmp.

The current date is set to your local workstation. Note that your menstrual period and ovulation are counted as the first two weeks of pregnancy. The following formulas can also tell your expected due date. Your due date is estimated to be 40 weeks after the first day of your lmp your cycle is assumed to be 28 days long with ovulation occurring at day 14 therefore the calculator adds 280 days 40 weeks to your lmp this method of due date calculation is known as naegele s rule more info on this below.

If you deliver on your due date your baby is actually only 38 weeks old not 40. The most common way to calculate your due date is by counting 40 weeks from the first day of your last menstrual period lmp. This method is based on the idea that women typically ovulate about 2 weeks after their period starts and pregnancy typically lasts about 38 weeks. Your due date is calculated by adding 280 days 40 weeks to the first day of your last menstrual period assuming a 28 day cycle.

The due date calculation methods here are based on the average 28 day cycle. Now when will your new baby arrive. Determining the estimated due date the estimated due date edd or edc is the date that spontaneous onset of labor is expected to occur. This calculator gives you two options for estimating edd estimated date of delivery input any parameters to compare the two date calculations.