64 



.111 other words, when wheat bran cost |20 per ton, 

 cowpea hay in the barn was worth 8G per cent, of this 

 amount, or iit5lT.20 per ton. 



Finan cia I sta temen t. 



Assuming- that the value of the manure will pay for 

 labor and that skim milk and the production of a calf 

 will meet other charges, we have a monthly net profit 

 per cow of $4.35 per month A^hen a cowpea ration was 

 fed. 



The substitution of cowpea hay for wheat bran ef- 

 fected a saving of 23 per cent, in the cost of producing 

 a pound of butter when wheat bran was rated at twice 

 the price of cowpea hay. 



Jn this experiment, as in the one made the previous 

 winter, every cow produced butter at much cheaper cost 

 when consuming large amounts of nitrogenous hay. 

 Susan again afforded the cheapest butter, costing for 

 food per pound of butter 10.4 cents when hay was fed. 



The cost of food per pound of butter was as follows : 



With cowpea With bran 



ration. ration. 



Susan 10.4 13.3 



Hazena 11.8 15.1 



Lukie 12.2 15 . 8 



Ada 12.3 17.0 



Hypatia 13.3 17.0 



Neura '. 14.5 18.0 



