Heifer : 1.5 Years Kes. 70,000. - 80,000.
Heifers are female cows who have not yet given birth to a calf. Farmers can raise heifers for dairy or for meat. In the 1830s, heifer, which is pronounced "HEFF-er," was first used as slang for "woman" or "girl." Since then, it took on the meaning of a female who is obese.