Semen volume and sexual success is the equivalent of assuming that women determine the sex of the child.

We do AI work on my horse farm and volume means little as the liquid is just meant to provide the energy for the sperm to find it's way home.

One might presume if a biological male needs a lot of semen, it may sense that it's sperm payload is too small and needs to "give it all she's got" when it comes to finding it's way home.

The reality is guys that want both probably don't want the true way of doing. Abstaining it to semi regular periods and juicing his partner up with orgasms and making sure "her lubrication" levels are epic levels ...