Itโs nice that you are willing to serve. Whatโs not nice is that you are a hindrance to any unit in combat, on biology alone. Itโs not your fault, but itโs the truth.
There is one difference in all of this: if an able bodied person cuts their legs off, they actually DO become disabled, just by choice. But you donโt become female by mutilation of your male genitalia, and vice versa.