“Cattle Breeding” Student Organizer 

1st Generation
Parent breeds			MMhh (Shorthorn) 			
		Mh	Mh	Mh	Mh	
	mH					
mmHH (Brahman)	mH					
	mH					
	mH					

2nd Generation
Parent breeds			MmhH(hybrid) 			
		MH	Mh	mH	Mh	
	MH					
MmhH(hybrid)	Mh					
	mH					
	Mh					

3rd Generation
Parent breeds			MMHH 			
		MH	MH	MH	MH	
	MH					
MMHh	Mh					
	MH					
	Mh