FARM DAIRYING 



CONTRASTS BETWEEN COWS IN THREE HERDS 

 OF THE SAME COW-TESTING ASSOCIA- 

 TION, FOR TEN MONTHS, 1910. 

 Dairy Division, Ottawa. 



Poorest Cow Best Cow 



J46 .18.... Value of Milk . . , . ;g 1 29 . 60 



40.00. .. .Cost of Feed.... 50.00 



$ 6.18 Profit $ 79 . 60 



Profit is 1 3 times greater with best cow. 



[49] 



