37 



inches and one, one inch in height, with an average for the period of 

 two inches. The last month, nine gained two inches and one one inch 

 in height, with an average for the period of 1.9 inches. 



The total gain in height by two calves was nine inches ; three, 

 10 inches; four, n inches, and one, 12 inches. The average growth 

 per head for the period of five months was 10.4 inches. The uni- 

 formity in growth during all periods indicates that the calves were 

 thrifty at all periods of development. The final height of the calves 

 averaged 41.1 inches, the difference in individuals varying from 38 

 to 44 inches. 



The relation between the height and live weight of the calves 

 -at -the ^end of each month during the first six months of the lives 

 of the calves in Lot I is as follows : at thirty days of age, the lot 

 averaged 2.99 pounds ; at sixty days, 3.38 pounds ; at ninety days, 

 4.43 pounds ; at one hundred twenty days, 5.44 pounds ; at one hun- 

 dred fifty days, 6.61 pounds ; and, at one hundred eighty days, 6.88 

 pounds for each inch in height. The largest increase in height in 

 comparison with the increase in body weight was made during the 

 fourth month. The average monthly increase was .78 pound for 

 each inch in height. 



