64 



As in the former experiment we were unable to in- 

 duce the cows to eat the desired amount of the cotton* 

 seed ration. 



The food consuimMl per head daily averaged as fol- 

 lows : 



Lbs. Lbs. 



Cotton seed, raw ... 7.68 Cotton seed meal... 8.17 

 Wheat bran 2.56 Wheat l3ran '4.66 



Total concentrates. .10.24 Total concentrates. .13.83 

 Sorghum hay 6.61 Cotton seed hulls.-. .15.60' 



Total food 16.85 Total food 29.43 



The average daily cost of food was 7.5 cents per cow 

 with the farm-grown ration and 15.4 cents with the oil 

 mill ration. However, the more expensive ration gave 

 the larger product, as appears below : 



3Iilk and butter jyroduced by feeding in 1901 a ration con- 

 sisting largely of cotton seed and sorghum hay versus 

 one containing cotton seed meal and hulls. 



Cotton seed and hay ration. 



Period. 



I 

 I 



II 

 II 

 II 

 Total.. 



Cow. 



Ida 



Hypatia 



Annie 



Ada 



Susan 



5cows,28d'ys 



Av. per cow per day 



Milk. 



Lbs. 



359.2 



532.7 



380.9 



409.5 



31 8. 6 



Butter. 



Lbs. 



21.09 



30.44 



22.42 



22.70 



26.39 



Cotton seed meal and hulls ration. 



Period- 



2000.9123.04 

 14.36 .88 



II 

 II 



. I 

 I 



I 



Total.. 

 Av. per 



Cow. 



Ida 



Hypatia 



Annie 



Ada 



Susan 



5covvs,28d'ys 

 cow per day 



Milk. 



Lbs. 

 523.8 

 640.3 

 607.8 

 549.2 

 446.3 

 2767.4 

 19.0 



Butter. 



Jjbs. 

 29.00 

 26.73 

 32.22 



28.79 



31.76 



148.50 



i.oa 



The purchased ration afforded an increase over the 

 farm-grown ration of 32 per cent, in milk and 21 per 

 cent in butter. Of course this increase must be attrib> 



