1913. 



PUBLIC DOCUMENT — No. 31. 



151 



Average Composition of the Herd Milk — Concluded. 



Experiment II. 



Net Amount of Dry and Digestible Organic Matter Required to produce 

 Milk, Milk Solids and Fai} 



Experiment I. 



100 Pounds Milk. 



Corn 

 Ration. 



Dry matter, 



Digestible organic matter. 



08.65 

 41.55 



Oat 

 Ration. 



71.84 

 39.91 



1 Pound Soi.id.s. 



Corn 

 Ration. 



4.77 

 2.89 



Oat 

 Ration. 



5.10 

 2.83 



1 Pound F.^t. 



Corn 

 Ration. 



12.44 

 7 .52 



Oat 

 Ration. 



13 25 

 7.35 



The above was calculated on the basis of Haecker's data, al- 

 lowing 1.25 pounds of drv matter and .792 ponnd of digestible 

 organic matter per 100 pounds live weight for maintenance. 



