
MILKING MACHINES 135 














TABLE 40. 
SUMMER SHRINKAGE IN MILK FLow-——Cows MILKED WitTH 
MACHINE. 
4 Milk Yield in Pounds 
ea: : 
D> a5 190 an on 2 Ha Topas 
Beg. as an es a 3o 3S 
Bee. ee 5+ 5a BR bd 
amen a As AS A. 
a a 677 618 5388 561 493 
12 2 769 574 458 DO 433 
iy 1 446 423 390 326 245 
16 4 429 350 289 254 209 
Tt 3 338 308 268 208 194 
TS 2 719 563 369 338 BOL 
9 a 583 422 396 283 20 L 
18 2 622 389 whe 243 218 
13 Z 579 444 - 281 199 170 
14 3 766 622 579 529 468 
19 3 481 429 415 | 431 394 
20 Z 786 592 491 591 618 
AN | t 616 512 408 386 241 
6 il 220 639 Dune Doe 461 
8 6 529 340 SLT 200 174 
3 § AV? 290 266 270 281 
10 3 396 307 262 206e 
1 9 SES) 436 340¢ 
o L5 287 188 189¢ 
Dag 1 L20G 2% 665 A477 468 
24 i 560b 522 "| ° 458 
23 1 447b 417 316 
25 1 723d 663 
3.6 | 10,730 9,366 8,825 8,314 7,137 
Shrinkage from preceding 
period 19.4% 16297 8.5% 127.0% 





Average shrinkage for four Periods, 14.1 per cent. 
(a) Excluded in calculating shrinkage for Period IT. 
(b) Excluded in calculating shrinkage for Period ITI. 
(c) (d) Excluded in calculating shrinkage for Period IV. 
(e) Excluded in calculating shrinkage for Period V. 
Table 40. About twenty cows were milked with the ma- 
chine from June 6 to October 24. The table gives the yield 
of milk of each cow for each period of four weeks; also the 
average per cent of shrinkage for each period. The reader 
should bear in mind that the change from June days and fresh 
feed to “dog days,” “fly time” and sparse pastures is a trying 
