You know the saying about "People who like sausage, should not watch it being made"? Pig castration is the first step of sausage making. It's not a metaphor.
But applying it to politicians is a metaphor. Unless she wants to actually castrate a bunch of politicians. In which case, I'll vote for her.
Okay, but if you are uncomfortable with the idea of pig castration, you don't want to know about lamb castration.
Click at your own risk.