526 



Bulletin 169. 



bility of selecting heifers from the best cows rather than depend- 

 ing too much upon the good qualities of the sire. 



Three of the cows are the product of a Jersey-Holstein cross. 

 Jennie, a grade Jersey, was the dam of Jennie 2nd by a thorough- 

 bred Holstein-Friesian bull. A comparison of their four-^^ear-old 

 records shows the daughter to have produced more milk but less 

 fat than the dam. In that year the former's average per cent of 



98. — Ruby at two years of age. 



fat was .8 of one per cent less than that of the latter. Mabel 2nd 

 is the result of breeding Mabel, a high-grade Holstein-Friesian 

 to a thoroughbred Jersey bull, Cornell's Exile. As a two-year- 

 old the daughter produced slightly less milk and more fat than 

 the dam, while as a three-year-old she produced more milk and 

 fat for the same number of weeks than her dam. Her per cent 

 of fat was about three-fourths of one per cent higher than 

 Mabel's for the first two years. Belle is also by Cornell's 

 Exile and is out of Ruby, a three-fourths Holstein-Fresian cow. 

 Ruby's record as a two-year-old does not appear, but in compari- 



