COUPLING 



loa 



KINDS OF PULLETS EXPECTED FROM ALL 

 POSSIBLE MATINGS 



Hens 



laying over thirty 

 winter eggs 



laying under thirty 

 winter eggs 



laying no 

 winter eggs 



M F 

 X X 



M 

 X 



M 

 X 



F 



X 



M 



X 



Y Y Y y y y Y Y 



Their Daughters 



M F 



XX 



Y 7 



M 



X 



y y 



H H H +- +- +- 



30 30 30 30 30 30 30 30 30 30 30 30 

 Cocks 



(1) MM 8*-- 8-- 8-- 8-- 8-- 8-- 

 XX 



YY 



(2) MM 8-- 62- 44- 8--62-44- 

 XX 



Yy 



(3) MM 8-- 44- -8- 8--44--8- 

 XX 



y y 



(4) MM 44- 44- 44- 44- 44- 44- 

 Xx 



YY 



(5) MM 44- 341 242 44-341 242 

 Xx 



Yy 



(6) MM 44- 242 -44 44-242-44 

 Xx 



y y 



(7) MM 44- 44-44- -8--8--8- 



X X 



YY 



(8) MM -8- -62 -44 -8--62-44 



X X 



Yy 



(9) MM -8- -44 --8 -8--44--8 



X X 



y y 



* The figure 8, which means " all," is set down because the propor- 

 tions in the remaining cases are brought to a standard total of 8. 



