12 
BULLETIN 1042, U. S. DEPARTMENT OF AGRICULTURE. 
cheapest per day. and especially which produces a pound of gain 
most cheaply. For this purpose it is necessary to fix the prices for 
feeds on the farm. It is felt, however, that this is the most ques- 
tionable and unsatisfactory part of such experimental work, es- 
pecially for the last few years, during which unusual fluctuations 
have occurred in feed prices. On account of these fluctuations and 
/94<i£r/?S?&£: Z.£T/V0T/y 0f /"SEP/AH? /=2£7P/£>Z>. 
tf/MTER PEP/OD &UMMER PEP/O0 
ess 
\S6S 
%S3S 
&7S 
\<^S 
Fig. 7. — Annual results of winter and summer (grass) feeding for Lot 2. These calves 
were fed the following ration during the winter period : Corn silage. 12.3 pounds ; 
clover hay, 4.9 pounds. 
* 
also for simplicity in making the various calculations an average 
of the feed prices for the three years is used, as follows : 
Corn silage per toil— S6. 00 
Rye hay do IS. 00 
Cotttonseed meal do 50. 00 
Clover hay do IT. 00 
Mixed hay do IS. 00 
Corn per bushel-- 0. 96 
Wheat bran per ton__ 40.00 
Oil meal do 56. 00 
Mixed grain do 39. 76 
Pasture per day 0.03 
