You can also avoid women without being castrated. It's just a mental question how to deal with sexual desires, it's a question of discipline. For example, take a look at monks, how many of them are castrated? Probably almost none of them.

There are drugs that will have the effector shutting down testosterone production and cause the same effect as castration. It is reasonable for you to use them for a year to fully understand what will happen when you get castrated.