How should I calculate my ovulation date if my period cycle varies every month ?

A. Take out the average length of last 6 months.. How much variable? Take folic acid before planning Keep relations 2-3 times a week and more in fertile period Its better to keep relations before rupture as egg can live for only 24 hours while sperm lives for 2-3 days in female body Track your ovulation by any app If no success in 3-6 months do some basic blood tests including tsh and pelvic sonography and husband semen analysis See a gynecologist Connect for more details and information here Go to my website Www.familygynaec.com For articles on Fertility counseling Blog section YouTube channel Dr Harita Kothia videos