ILLINOIS STATE DAIRYMEN'S ASSOCIATION. $g 



10. Each sample bottle should contain a mixture of milk from two 

 consecutive milkings of one cow. 



11. Cork the same bottles to prevent evaporation. 



12. Weigh and sample the milk of each cow once, twice or four times 

 per month. 



13. Note time of each milking. 



14. Record the date each cow calves. 



15. State how many days each calf was fed its mother's milk. 



16. How did you dispose of each calf. 



17. Weekly statement of cow's feed, including the weight, price and 

 kind of grain, if any, with the amount and kind of hay, cornstalks or 

 other coarse fodder. 



18. Health of cows. 



19. Note of any change of miikers. 



20. Record date when cow was dry. 



One farmer, with twelve cows, estimated that fifteen minutes extra 

 time was required to weigh, sample and record the milk of his dbws on 

 testing days. At another place the records were taken by a boy who was too- 

 young to milk, but capable of doing the extra work required at milking 

 time on testing day. . At one farm this work was done by the women, 

 who strongly objected to it, especially when it was necessary to use a lan- 

 tern at the barn in winter. 



ACCURACY OF THE RECORDS. 



The accuracy of such records as these is necessarily influenced by 

 conditions common to nearly all farms. Milking is usually done with 

 more or less haste, especially at the planting, haying or harvesting sea- 

 sons. The milkers, as a rule, are not accustomed to the use of scales. 

 and often consider a weight within one pound of the true figure to be 

 "near enough." They do not understand the necessity of promptness in 

 sampling milk after it has been poured from one pail to another before 

 the cream has begun to separate. In spite of these and other disturbing 



