Well actually I mean F2 OR BC1, but -
F2 is the second generation bred from two first generation birds. (F1 x F1)
BC1 is the second generation, bred from first generation back to parent. (in my case, I mean Marans x OE - makes DARK olive eggs)
F2 is the second generation bred from two first generation birds. (F1 x F1)
BC1 is the second generation, bred from first generation back to parent. (in my case, I mean Marans x OE - makes DARK olive eggs)