DAIRY LABORATORY GUIDE 63 



2. Determine the correct amount of butter-fat from a 

 cow producing 5000 Ibs. of milk in one year according to the 

 above test. 



3. Determine from your tests the amount of butter-fat 

 in 4250 Ibs. of skimmilk and 750 Ibs. cream. Compute the 

 value of butter-fat at current prices. 



4. How does low speed of tester affect the test? 



5. How can one tell when the proper speed of the tester 

 is reached? 



Student's Notes: 



