90 Journal of Agricultural Research voi. xiv, No. 2 
Table yilW .—Correlation between the percentage of fat in cow's milk and the yield- 
Registered Holstein-Friesians 5 years and over 
Percentage of fat 
2.6 
2. 7 
2.8 
2- 9 
3-0 
3- 2 
3-3 
3-4 
3- 5 
3-6 
3-7 
3-8 
3-9 
4. 0 
4. 1 
4.2 
4. 3 
4- 4 
4. 5 
4.6 
4. 7 
4. 8 
4. g 
I 
I 
z 
I 
I 
2 
3 
6 
4 
9 
6 
3 
4 
7 
4 
^ 
4 
4 
4 
5 
3 
' 
I 
z 
X 
1 
4 
3 
6 
4 
6 
7 
6 
3 
' 
4 
3 
7 
9 
S 
^ 
4 
S 
5 
3 
4 
3 
I 
I 
I 
I 
1 
4 
3 
I 
4 
S 
4 
2 
4 
4 
g 
3 
3 
4 
' 
S 
7 
4 
3 
3 
4 
S 
3 
I 
2 
2 
4 
8 
3 
6 
6 
5 
3 
12 
5 
6 
7 
^ 
S 
3 
^ 
4 
4 
^ 
I 
2 
I 
I 
I 
S 
I 
7 
3 
4 
3 
g 
5 
5 
2 
^ 
5 
5 
4 
4 
2 
4 
I 
4 
5 
I 
2 
6 
3 
I 
3 
I 
3 
5 
5 
5 
^ 
I 
I 
I 
I 
I 
2 
5 
X 
I 
2 
I 
4 
I 
I 
3 
3 
T 
I 
I 
I 
I 
4 
I 
3 
I 
2 
I 
I 
I 
2 
I 
I 
I 
I 
I 
I 
I 
I 
2 
I 
I 
I 
I 
I 
I 
3 
I 
I 
I 
I 
I 
I 
I 
2 
I 
1 j I 
u 
6. 
74 
lOI 
99 
93 
61 
SI 
23 
27 
S 
9 
4 
5 
I 
3 
Z 
0 
0 
z 
Total 
r=— o.iis±o.o26 
