Manusmriti
संवत्सरं तु गव्येन पयसा पायसेन च । वार्ध्रीणसस्य मांसेन तृप्तिर्द्वादशवार्षिकी ॥ २७१ ॥
One year with cow-milk and milk-rice; from the flesh of a long-eared white he-goat their satisfaction endures twelve years.
english translation
saMvatsaraM tu gavyena payasA pAyasena ca । vArdhrINasasya mAMsena tRptirdvAdazavArSikI ॥ 271 ॥
hk transliteration by Sanscript