-XLII. Showing Cost and Composition of Ration Received 

 by Lot III 



The calves receiving the Blatchford's Calf Meal cost $17.44 

 per head. The whole milk consumed represents 38.53 per cent. ; the 

 calf meal, 39.16 per cent.; the alfalfa hay, 12.61 per cent.; and the 

 dry mash, 9.23 per cent, of the total cost. The milk portion of the 

 ration which includes both the whole milk and calf meal, cost $13.55 

 or 77.69 per cent, of the total feed cost of the calves in Lot III to 

 the age of six months. 



FOOD NUTRIENTS RECEIVED BY LOT III. The average amount 

 of dry matter consumed by the calves in Lot III was 1.21 pounds 

 during the second week of the test. This amount was gradually 

 increased to 2.11 pounds during the seventh week; 3.06 pounds dur- 

 ing the eleventh week ; 4.06 pounds during the sixteenth week ; 4.96 

 pounds during the twentieth week; and 5.86 pounds during the 

 twenty-sixth week. The amount of dry matter required increased 

 fastest between the seventh and twentieth weeks and slowest dur- 

 ing the last six weeks of the experiment. During the second week, 

 the calves consumed 1.59 pounds of dry matter and during the 

 twenty-sixth week, 2.93 pounds of dry matter for each hundred 

 pounds live weight. 



The largest amount of dry matter was supplied by the alfalfr 

 hay, approximately, 42.92 per cent, of the total amount coming from 

 this source. The calf meal ranks next as a source of dry matter, 

 supplying 27.53 per cent., and the dry mash, third, supplying i8.f 

 per cent. The cost of the dry matter in the milk portion of the ra- 

 tion, as calculated on a unit basis, is as follows : for each dollar in- 

 vested in calf meal, 25.33 pounds of dry matter were supplied and 

 for each dollar invested in whole milk, 7.71 pounds of dry mattei 



