Ua'ōleloʻia nā'īlio a iʻole nā'īlio i makemakeʻia ināʻaʻole i hoʻohanaʻia no ka hānaiʻana. ʻEkolu mau pōmaikaʻi nui o ka neuting:

1. Fa iʻole nā'īlio wahine, hiki i ka neuter ke hiki i nā mea estrus, e pale aku i nā poho makemakeʻole, a pale i nā maʻi maʻi e like me nā umauma o ka umauma. No nā'īlio kāne kāne, hiki ke pale i ka pā hale, hiki ke pale i ka storstate, nā hoʻokolohua a me nā maʻi'ōnaehana hou.
2. Hiki i ka sterilization ke pale i ka hakakāʻana, ka hakakā a me nā hewa'ē aʻe a me nā pilikia'ē aʻe e nalowale.
3. Hiki i ka neurer ke hōʻemi i ka nui o nā holoholona koʻikoʻi. ʻO ka manawa i manaʻoʻia no ka neuting ma mua o ka estrus mua no nā'īlio liʻiliʻi a me nā makahiki liʻiliʻi: 5-6 mau makahiki no nā makahiki he 12. ʻO ka pilikia e pili ana me ka sterilitalization he nui loa, akā hiki ke kāohiʻia ma o nā meaʻepekema e hānai ana i nā meaʻai steriliized.