96 



HATCH EXPERIMENT STATION. 



[Jan. 



2. Average Dry and Digestible Matter Consumed Daily (Pounds) , 



These figures show very slight variations. 



3. Total Milk and Butter Yields (^Pounds) , 



Mill!. 



Milk Solids. 



Milk Fat. 



Butter. 



Cotton-seed period, 



Hay period 



Percentage increase hay over cotton-seed, 



5867 

 5933 

 1.1+ 



823.5 

 826.3 

 .34+ 



290.4 

 281.1 

 3.2— 



338.8 

 328.0 

 3.2- 



These variations can be regarded as within the limits of 

 experimental error. 



4. Average Feed Cost of Milk and Butter (^Cents). 



Dally 

 Cost of 

 Feed. 



100 



Pounds 



Milk. 



Quart 

 Milk. 



Pound 



,Butter 



Fat. 



Pound 

 Butter. 



Cotton seed period. 

 Hay period, . 



Percentage increased cost of hay over 

 cotton-seed. 



20.19 

 20.14 



± 



102.6 

 102.5 



± 



2.20 

 2.19 



± 



20.79 

 21.80 

 4.63+ 



17.79 

 18.63 



4.5+ 



The 4.6 percentage increased cost of butter in the hay 

 period is due to the rather unexpected results in the first 

 experiment. 



5. Dry and Digestible Matter required to produce Milk and Butter. 

 I. Dry Matter (Pounds) . 



100 



Pounds 



Milk. 



Pound 

 Milk 

 Solids. 



Pound 

 Butter Fat. 



Pound 

 Butter. 



Cotton-seed period, 

 Hay period. 



112. 

 112. 



22.79 

 23.72 



19.56 

 20.37 



