Hi.I have a half dark brahma half black giant cochin rooster and last year i used him because his father died and he looks more like a dark braham and in 40 eggs just one was fertile.What could be the problem?
This is the father:
In the back right of the rooster is the black head of the mother
	
		
			
		
		
	
				
			This is the father:
In the back right of the rooster is the black head of the mother
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