Dating a pregnancy from the conception date
It is company policy to NOT accept any other Eligibility Dates than those calculated using this calculator.
The use of accurate dates ensures that you will receive reliable results with a high accuracy..
Conception is defined as the inception of pregnancy, or the exact moment when an egg is fertilized.
Logically, it seems like your conception date and intercourse date would be the same.
Baby Center's Due Date Calculator uses the same approach that your provider is likely to use.
It gives you a due date that's 40 weeks from the first day of your last period.
Pink or Blue Due Date / Conception Date Calculator The Pink or Blue Due Date / Conception Date Calculator estimates important dates for your pregnancy, such as dates you may have an amniocentesis or CVS procedure done, the period you are eligible for collecting samples used for a Pink or Blue Early Gender (Boy or Girl) test.
Human gestation is the same for everyone: It takes about 38 weeks from the day of conception to the day you deliver.
These calculations are based on the average period of conception for a woman based on either the First Day of the Last Menstrual Period or the Predicted Due Date as provided by a health care provider.
The Early Gender Test depends on accurate calculations.
While it may be desirable to know, the time of conception is actually fairly hard to pin down.
Not knowing it, however, will not affect how you determine your baby's gestational age or due date.If you do happen to know precisely when you conceived – perhaps you were tracking your ovulation and you know on which day your egg must have been fertilized – we give you the option of calculating your due date based on your conception date. Your healthcare provider might revise your due date if she has reason to believe it's off target.