

trans people on hormone replacement therapy stop receiving the effects of whatever hormone their body produces naturally. so trans women lose muscle mass, bone density, whatever, and have no benefit from having previously lived as a man.
additionally, im of the opinion that less than 1 percent of child athletes go on to play professional sports, so who gives a shit who is playing who
the point is probably that lots of places dont allow children which incentivizes people to not have children, and the government would prefer people to have more children