Usually one of these follicles will begin to mature and the others will stop growing and eventually degenerate. That is usually the day when most people consider pregnancy to begin What happens during ovulation?Įvery month, one of your ovaries has immature eggs that begin to develop in what are called follicles. Finally, implantation is when the embryo attaches to the uterus, which is the day of conception. Fertilization occurs when the sperm penetrates the egg. Ovulation is the first step, the ejection of a mature egg from the ovary. Produced, especially if you are trying to work out paternity.There are three primary steps in a pregnancy: ovulation, fertilization, and conception/ implantation. We hope you enjoy this calculator but do not rely on the dates Your ovulation pattern might not match that predicted by a calculator.Ĭhances are that you are not an outlier (far from average) and the date calculatedīy the calculator will hopefully be close to the day you conceived. Rely on assumptions and these assumptions do not always fit individuals.

Unfortunately, when calculating ovulation dates, conception calculators must Have occurred on any of the five days before ovulation or on the day of

Keep in mind that the actual intercourse which led to baby's conception could *There may be a slight variation in this, depending on the exact timing of ovulation and fertilization, but for the purposes of estimation, it is reasonable to assume that ovulation and conception occur the same day. Since conception occurs soon after ovulation, the date of ovulation is considered an indicator of the date of conception. Conception Date = Ovulation Date*Ī conception calculator estimates your conception date by calculating your possible ovulation date. For reasons that are not fully understood, the chances ofĬonception fall extremely fast once a woman has ovulated. However, the reverse does not occur and eggs do not hang around waiting for Woman ovulates, sperm are ready and waiting to fertilize the egg. Sperm are good at waiting: Sperm released during intercourseĬan remain in a woman's reproductive tract for up to five days. The date of conception can be as much as five days after intercourseĬonception occurs after ovulation but intercourse needs to take place on or before the day of ovulation for conception to occur. Conception occurs after a woman ovulates yet research shows that conception is likely only if intercourse takes place during the five daysīefore ovulation or on the day of ovulation. Yet theĬonception can be as much as five days after intercourse. Would naturally assume the day of intercourse was the day you conceived. You might be surprised to find that conception has its own timetable andĭoesn't always happen the day intercourse takes place.įor example, if you had intercourse once during your cycle and became pregnant, you Ovulation calculator to find your predicted best days for conceiving. If you are not currently pregnant and are trying to conceive, then Our conception calculator uses your last menstrual period to estimate the date of conception and the days when intercourse could have resulted in conception. Conception calculators can alsoĮstimate the days when intercourse could have led to conception. To achieve this, calculators use formulas based on the average timing of ovulation and the average length of pregnancy to estimate the date of conception. A conception calculator estimates when an existing or previous pregnancy was conceived.

Conception to due date month