Help?

So me and my partner decided we wanted to try to convince about three months ago and I’ve been tracking my ovulation, whenever I seem to get a positive ovulation and it’s time to BD he doesn’t seem to want to. He says he doesn’t want it to seem forced but I guess it’s the only way it’s going to happen. I don’t know what to think anymore I thought it was because he doesn’t want to anymore but he says itsnot that