136 
one for dairy animals. 
STORRS AGRICULTURAL EXPERIMENT STATION. 
The shrinkage in the milk flow at this 
time is much greater than at any other season of the year. It 
is not uncommon for herds to decrease from 25 to 40 per 
cent. or more in yield in the four months from June to Sep- 
tember. 
milked with the machine. 
Cows 17 to 25 inclusive had not previously been 
If the animals had been stripped 
by hand after each milking the shrinkage would not have 
been as great as is here reported. 
\ 
SUMMER SHRINKAGE 
TABLE 41. 
IN Mitk FLow—Cows MILKED By HANp. 

























Ge a = 
e) 44 Bt 
Rica O-2.& 
be (S38 
FO |§ 8% Yield of Milk Per Cow Per Day. 
7 |= am 3 
fam 
Period 1.| Period 2. | Period 3. | Period 4. | Period 5. 
Vt. Exp. Station 6/3-6/16) 7/1-7/14|7/29-8/11| 8/26-9/9/9/23-10/6 
Herd, 1906, 26 5.2 |. 22.5Ibs.| 18.7tbs.| 15. 2fbs. |-12-0lbs.)) Ta. sine 
Shrinkage from pre- - - - = 
ceding period, 16.8% 18.8% 210% +2.5% 
N. J. Exp. Station, 6/1-6/30/7/1-7/31 |8/1-8/31 |9/1-9/30 |10/1- /31 
Herd, Bulletin 77, 5 2.4% 133. libs.’ | 30 -1ibs.*| 25: tbs: 21. tbs) pie 
Shrinkage from pre- - — = - 
ceding period, : 9.0% 16.6% 15497, 19.0% 
Storrs Exp. Station 6/3-6/30| 7/1-7/28|7/29-8/25|8/26-9 /23|9 /24— /21 
Herd, 1900 19 3.2 |24\6Ibs.:|+21 7ibs.:} 17.7tbs. | 14:0fbs. | 19 4the. 
Shrinkage from pre- 
ceding period, 1124955 48° 4% 20.9% 11.4% 
Storrs Exp. Station .|7/16-7/22)8/13-8/19 
Herd, 1902, ° 16 6.5 16.8ibs. | 15. 5ths. 
Shrinkage from pre- 
ceding period, 6 EGE 
Storrs Exp. Station '7/21-7/27|8/18-8/24| 
Herd, 1903, 18 6.6 16.2tbs. | 14.9tbs. 
Shrinkage from pre- 
ceding period, 8.0% 
Storrs Exp. Station | 6/5-7/2) 7/3-7/30|7/31-8/27|8/28-9 /24|9 /25— /22 
Herd, 1905, 24 4.5 | 24.1tbs.) 22.0tbs. | 20.1libs. | 17.7ibs. | 16.3tbs. 
Shrinkage from pre- - - > -— + 
ceding period, BLM 8.6% 11.8, 8.0% 
Storrs Exp. Station 6/6-7/3 | 7/4-7/31| 8/1-8/28 8/29-9/25|9/26— /23 
Herd, 1906, 3 3 30.1% 26.7% Seay Ie 21.4% 20.5% 
Shrinkage from pre- 
ceding period, 130% IZ oe 7.4% 4.2% 
Average shrinkage Z 
from preceding 
period, 12.89% 12.9% 15.4% 8.0% 



Average shrinkage for 4 periods. 12.0%. 
