.Vkizo.na .\(;kicultur.\l Eximckimknt St.ktiox 



435 



Lot III 



DURATION 01' TEST 



The test was divided into three ])cri()ds of fovir weeks each. 

 One week was allowed between each ])eriod for the changing of 

 rations. 



The first period began November 18th, A. M. 



The first period ended December 15th, P. M. 



The second period began December 23rd, A. M. 



The second i)eriod ended January 20th, P. M. 



The third period began January 28th, A. M. 



The third period ended February 25th, P. M. 



The summary of milk and butterfat produced by cows while on 

 each of the three rations is given in table : 



SUMM.\RY Ol' MILK AND FAT PRODUCED 



During the 84 days of the test, the production for ration 1 was 

 6084.8 pounds of milk and 238.05 pounds of fat ; for ration 2, 6776.2 

 pounds of milk and 237.95 pounds of fat; and for ration 3, 6675.1 

 pounds of milk and 250.07 pounds of fat. Ration 2 caused the larg- 

 est production of milk while ration 3 produced the inost fat. 



The following table shows the feed cost of milk and fat pro- 

 duced with feeds at the prices prevailing at the time the experiment 

 was started, and the profit over feed-cost obtained from the inilk 

 valued at 30 cents per gallon : 



COST OE PRODUCTION AND PROFIT OVER FEED COST 



Rations 



Ration 1 

 Ration 2. 

 Ration 3. 



C3st of 

 feed 



Dinars 



115.44 

 123.84 

 126.21 



Feed cos^ 



per gallon 



of m,ilk 



Cents 



16.6 

 16.1 

 16.8 



Feed co jl 



per pound 



fat 



Ce>its 



4R.3 

 54.4 

 51.7 



Value o. 



milk @ 



30c gallon 



Dollars 



212 2? 



236.34 

 232.83 



Front 

 over feed 



Dollars 



Q'^7S 

 112.50 



106.62 



