Curious

Monica • Mommy of 2 👦🏾7 & 👶🏽1 currently ttc #3 🎀💝(praying for a girl) im 27, married and dealing with life a day a
So the Chinese gender charts are all giving me different answers
So it's saying age of conception which is 26 and month of conception? So I haven't had sex in August only in the end of July so which month would that be?  Really hoping for a girl