Need help from you genetics gurus with breeding crele...thanks!!

[MysteryChicken]

my crele araucana roo. Cuckoo roo over wheaten hen

I know this an old thread, but I'd like you're opinion on using Buff Orpington/Barred Rock rooster over Buff Orpington/Australorp hen to create crele Orpington chickens. Here's my chick I hatched this year, she died though.

 

[MysteryChicken]

Here she is at 3 weeks of age.