AGRICULTURAL EXPERIMENT STATION. 20'.) 



58 bull calves was 70.80 lbs., and of 55 heifer calves 70.11 lbs. 

 The bull calves averaged G.Gi) pounds the heavier. The heaviest 

 and lightest calves were both heifer and weighed 122 and 40 

 pounds respectively. 



Eighty-two cows were reported as having been served during 

 the first part of their heat, and they produced thirty-one (37.8 

 per cent.) bulls and fifty-one heifers (02.2 per cent.) 



Of seventy-six cows served during the last part of their heat, 

 forty-two, or 55.20 per cent, produced bull calves and thirty-four 

 (44.74 per cent.) produced heifers. 



Summary. 

 duration of period op gestation of 257 cows. 



Maximum period 304.00 days. 



Minimum k - 243.00 kk 



Average when calf was a bull 281.74 " 



Average when calf was a heifer 281- <i9 " 



General average 2S1.72 " 



WEIGHTS OP 113 CALVES AT BIRTH. 



Maximum weight 122.00 lbs. 



Minimum weight 40.00 " 



Average weight of bull calves 76 SO " 



Average weight of heifer calves 70.11 tk 



General average 73. 02 " 



RELATION OP THE TIME OF SERVICE OF 15S COWS TO THE SEX 

 OF THE CALVES. 

 82 cows served during the first part of heat produced 



31 bull calves and 51 heifer calves. 

 70 cows served during the last part of heat produced 



42 bull calves and 34 heifer calves. 



