PERCENTAGE  COMPOSITION  OF  COWS'  MILK 
Authority 
Koenig,  (800  samples)..  |  Minimum 
Maximum 
Average 
Babcock   Average 
Hutchison  i  Average 
Y.  Experiment  Sta- 
tion, (Chapin)  
Rotch. 
N.  J.  Agricultural  Sta- 
tion, (Bulletin  77, 
1890)  
American  Experimental 
Station  Record  (  v. 
No.  10,  p.  945)... 
(238  samples)   
(112  samples)   
(72  samples)   
(252  samples)  
(124  samples) 
(132  samples) 
Holsteins 
Jerseys 
Average  Herd 
Durham 
Devon 
Ayrshire 
Holstein-Friesian 
Brown-Swiss 
Ayrshire 
Guernsey 
Holstein-Friesian 
Jersey 
Short-Horn 
Jersey 
Guernsey 
Devon 
Ayrshire 
American- 
Hold* 
ness 
Holstein-Friesian 
Fat 
Proteids 
1.67 
6.47 
3.64 
3.60 
3.50 
-4.50 
00 
3.68 
5.02 
3.51 
4.78 
3.65 
5.61 
5.12 
4.15 
3.57 
3.55 
3.46 
2.07 
6.40  { 
3.55 
A-Albumi 
3.80 
3.00 
-4.00 
3.39 
3.91 
3.50 
4.17 
4.04 
4.01 
3.99 
4.00 
3.48 
3.92 
3.28 
3.96 
3.27 
0.25 
1.79 
1.44 
6.29 
0.53 
3.02 
3.91 
3.61 
3.76 
3.43 
3.39 
3.39 
CIO 
1.21 
A  OO 
0.71 
4.50 
0.7,0 
4.00 
0.70 
-5.00 
4.84 
0.74 
5.15 
0.74 
4.50 
0.75 
4.34 
0.73 
4.32 
0.76 
4.41 
0.73 
4.33 
0.74 
4.30 
0.76 
4.84 
0.69 
4.80 
0.75 
4.69 
0.64 
4.85 
0.75 
4.80 
0.78 
5.15 
0.743 
5.11 
0.753 
5.07 
0.760 
5.33 
0.698 
5.01 
0.698 
4.84 
0.735 
PERCENTAGE  COMPOSITION  OF  COWS'  MILK 
(VIETH  &  RICHMOND) .  (Allen's  Organic  Chemistry  4,  122) 
Year 
1881... 
1882... 
1883.. . 
1884... 
1885... 
1886... 
1887... 
1888... 
1889... 
1890... 
1891... 
1892... 
1893... 
1894... 
1895... 
Number  of  :  Specific  Gravity 
Samples  at  15°  C. 
Total 
Solids 
Fat 
Solids 
Not  Fat 
Analyst 
6,592 
.9,190 
9,650 
10,399 
11,389 
12,181 
12,663 
12,682 
12,617 
11,816 
11,361 
13,196 
14,643 
12,633 
11,081 
1.0315 
1.0319 
1.0323 
1.0323 
1.0322 
1.0322 
1.0322 
1.0323 
1.0321 
1.0322 
1.0322 
1.0320 
1.0318 
1.0322 
1.0322 
12.80 
13.03 
12.97 
12.96 
13.06 
12.92 
12.94 
12.94 
12.83 
12.84 
12.76 
12.71 
12.68 
12.67 
12.66 
4.12 
4.22 
4J0 
4.08 
4.19 
4.07 
4.07 
4.06 
4.01 
4.00 
3.91 
3.91 
3.91 
3.86 
3.84 
8.68 
8.81 
8.87 
8.88 
8.87 
3.85 
8.87 
8.88 
8.82 
8.84 
8.85 
8.80 
8.77 
8.81 
8.82 
P.  Vieth 
H.  D.  Richmond 
Average  172,093 
1.03215 
12.86  4.02 
.84 
