golden neck d'uccle

I’m the first to admit I’m SUCH a newbie when it comes to the genetics of the color varieties of d’Uccles, but I’m wanting to learn more as i have some color variations I’m wanting to breed one day and I’m hoping to have a better understanding of what exactly I’ll be producing by doing so! So...

Got 2 cute Barbu d'Uccle bantam cockerels (young roosters) that are just over 3 months old, that I purchased with a variety of bantam straight run chicks from a Texas hatchery. One d'Uccle is a golden neck (though he looks white) and one is a mille fleur. All were vacinnated for Merek's at the...