10 



Calf No. 17 at 30 days of age 



Calf No. 17 at 60 days of age 



Calf No. 17 at 90 days of age 



Calf No. 17 at 120 days of age 



Calf No. 17 at 150 days of age 



Calf No. 17 at 180 days of age 



Fig. 2. Calf No. 17 Lot I (fed skim milk ration) 

 Holstein heifer born August 31, 1913. Birth weight, 81 pounds 



