77 



Table IY. — Group II, Lot 4 (Maggie B., Clenna Eex II). — One Ayrshire and one 

 Jersey cow. (The other Jersey cow was taken sick and was dropped out.) At 

 23rd March, when the first period of the test began, the average length of time 

 from the commencement of their milking period was 172 days. 



