Milk From Different Breeds. 
The milk of twenty-three cows, representing four different 
breeds, was analyzed for the first ten months of lactation. The 
average composition of the milk by breeds is shown in Tables 
BEL apy: 
The milk of the Holstein cows contained on the average 
11.44% of total solids; the Ayrshire contained 12.26%; the 
Guernsey contained 13.56%, and the Jersey 14.37% of total 
solids. 
The milk of the Holstein cows contained on the average 
3.43% of fat; the Ayrshire 4%; the Guernsey 4.72%, and the 
Jersey 5.457% of fat. 
The milk of the Holstein cows contained on the average 
2.91% of Casein and Albumin; the Ayrshire 3.97%; the 
Guernsey 3.34%, and the Jersey 3.61%. 
TaBLE No. 1. 
Average composition of milk of three Holstein Cows, one lac- 
tation. (10 months.) 












Month | Tota! Solids Fat ‘Casein and Al- | Milk Sugar Ash 
hig ’ Per Cent. Per Cent. bumin PerCent. Per Cent. Per Cent. 
1 iP hes Ore ae2O 2.64 4.33 82 
2 Tie ft Se aa he, 3.02 4.28 oT 
ers 11.04 me) eon 4.47 whe 
4 10.91 ax20 pe ge 4.21 ha 
5 Lie) 3.40 2. 84 4.52 rho 
6 Lee o,20 2.€8 4.42 04 
< L182 Bee 2.80 4.52 1 erick 
8 11.39 aot 2.99 4.29 - yee’ 
9 EN BI Seer ee Oo. 28 4.44 yes 
10 12.85 4.10 3.47 4.55 nae 
Avg. 11.49 3.43 2.91 4.40 vies 






