But while the timing of ovulation depends on the womans unique cycle all healthy women will get their periods 12 to 14 days after ovulation. But if your cycle is short and you ovulate on day 7 or 8 you can conceive from sex during your period. Pin On Your Pinterest Likes But thats not true. . Depending on how long your cycle is ovulation can actually happen between 11 to 21 days after the first day of your last period or even earlier or later if you have a particularly short or long cycle. That means that for every 100 fertile 30-year-old women trying to get pregnant in 1 cycle 20 will be successful and the other 80 will have to try again. Another misconception people have is that menstruation will wash out any sperm along with period blood. Your chance of getting pregnant in the days just following your period rises when you have a shorter length between periods because that usually means you ovulate soon after your perio...