pregnant and SO has low sperm count?

kesha • Twin Mommy 3.14.20 Audri & 👼🏽Aubri(3.24.20) |1/04/14💏 |one furbaby|PCOS

Anyone here has PCOS an SO has low sperm count? My SO and have been together for 4yrs having sex unprotected nothing has happened since I have recently been diagnosed with PCOS and I'm on metformin 500mg I have a 28day cycle an I'm currently on my period. I want to ttc this month with pre-seed and temping an opks to catch ovulation but I'm afraid its my partner too any advice on how to get pregnant should we baby dance every other day or any advice?