51S Journal of Agriculture, Victoria. [11 Sept., 1916. 



of tlie rations. It will be noticed that the amount of milk produced from 

 1 lb. of concentrates varies according to the richness of the feed. In 

 every case the herds comprise mixed cows in all stages of lactation. 



No. 1. 



SiTITATKD NEAR MeLBOIJKNE. 



June, 1916 — 66 cows; daily average, 19^ lbs.; best cow, 48 lbs. 



Average Ration. 



7 lbs. bran 



1^ lbs. polly feed 



16 lbs. chaff 



Protein, Carbohydrate. Fat. 



% 

 .63 

 .21 



.84 



% 

 2.24 



.78 



3.02 



% 

 .14 

 .03 



.17 



Price, 

 per ton. 

 f s. d. 

 5 

 5 5 



Cost per cow 

 per day. 



d. 



4.2 



.9 



5.1 

 3 10 6.0 



11.1 



Notes. — No paddock feed, except 2 bales lucerne hay at night. Milk sold 

 wholesale. 



The cost of chaff for maintenance is greater than cost of concen- 

 trates for milk production. Concentrates cost 2.6d. per gallon. Total 

 feed costs 5.6d. per gallon. Cows yielding over 2 gallons receive a 

 proportionate increase of feed. 



July — 70 cows; daily average, 20 lbs.; best cow, 40 lbs. Feed — Bran 

 increased by ^ lb ; chaff increased by 1 lb., and 1 lb. branning added. 



August — 65 cows; daily average, 22 lbs.; best cow, 39 lbs. Feed — 

 Bran increased to 8 lbs., otherwise feed the same as last month. 



No. 2. 



GippsLAND Farm. 



June, 1916 — 9 cows; daily average, 36 lbs.; average test, 4.8 per 

 cent. ; best cow, 56 lbs. 



.44 



.13 



2.4 



Note. — Grazing good crops of green oats and barley alternatively. 



Concentrates cost .63d. per gallon, or 1.4d. per lb. ; butter fat at 

 Is. 9d. 



July — 10 cows ; daily average, 34 lbs. ; average test, 5 per cent. ; best 

 cow, 52 lbs. Same feed ; abundance of grass. 



August — 13 cows; daily average, 30 lbs.; average test, 5 per cent.; 

 best cow, 50 lbs. Same feed. Cows rugged. 



During 86 days in May, June, and July, two cows in this herd 

 yielded respectively 4,326 lbs. of 3.9 per cent, milk, and 4,271 lbs. of 

 5.2 per cent, milk, averaging over that period 50 lbs. and 49f lbs. per 

 day. One-half of milk is separated, and the rest sent to condensing 



