A = Agouti (Like the wild rabbit)

at = Tan gene Otters

aa = Self gene solid colour

B = Black Gene - Dominant

b= Chocolate Gene - Recessive

C = Full colour

cc = REW no pigment

chd = Chinchilla

chl = Sable

ch = Pointed

D = Solid either Black or Chocolate

d = dilute either blue or lilac

E = Full extension of colour

e = extends the red/tan colour (fawn/tort)

Es = Gold tipped steal

ej = Harlequins & tri colour

VV = No Vienna Gene

Vv = Vienna Gene may have markings

vv - Vienna Gene produces BEW