Dec. i, 1923 
Minimum Milk Requirement for Calf Raising 
439 
In Tables III and IV the data for all calves are summarized by breeds. 
It will be seen that the Holstein calves on the average thrive somewhat 
better and make larger gains than do Jersey calves by this method of 
feeding. 
During the first 60 days of the experiment the calves gradually be¬ 
came accustomed to the change in the ration, and made better gains dur- 
Age in Days 
pig. 1 .—The percentage of normal gain made by Jersey and Holstein calves between the ages of 60 
and x8o days. 
ing the latter part of the experiment. The experimental periods were 
therefore divided into two 60-day periods with the results shown in 
Tables V and VI. During the last 60 days both lots made about 75 per 
cent of the normal gain in weight. But for a few animals which did very 
