Arthashastra
योनि बाल वधं पुंस्त्व उपघातं च प्रतिषेधयेत् ॥
He should also prohibit the slaughter of females and young ones (yonibálavadham) as well as castration.
english translation
yoni bAla vadhaM puMstva upaghAtaM ca pratiSedhayet ॥
hk transliteration by Sanscript