CALF RAISING 



185 



two pounds per day. At no time up to six months is it neces- 

 sary to feed more than this amount, although, if it is desired 

 to push the calves along rapidly, they may be given more, 

 up to the limit of their appetite. 



There has been considerable investigation regarding the 

 best supplement for skim milk. Since skim milk lacks in 

 fat, it has generally been assumed that the supplement is 

 especially to replace this fat. 



The most extensive investigation along this line has been 

 made by the Iowa Experiment Station. The following 

 summary shows the results : 



GRAIN FOR CALVES WITH SKIM MILK 

 EXPERIMENT WITH SIXTEEN CALVES 



This experiment shows that satisfactory gains were made 

 by using any of the rations fed, but that slightly the largest 



