576 



MILK 



WHEN THE COWS COME HOME 



Twenty -five cows, each producing 301 Ib. butter fat per year. 

 fctum & profit of $733* 



^" s * 8 ^ e avera 8 c production of 139 co\jrs comprising the best 

 fourth of 55* c ws in 3 6 Illinois dairy herds. 



The lowest fourth (139 cows) of the same 36 herds averaged 

 133} Ib. butter fat per year. . 



The picture below shows exactly how many cows of the poor kind, 

 (x.oai) it takes to return identically the same profit ($783) as the above 

 *5 good cows. 



<E4r7t>tf^?!r7fctf 



Fig. 231. (Fraser, Univ. of Illinois Agri. Exp. Sta., Circular 118.) 



