E Locus - Extension - Masks, Recessive Red and Yellow

Em-Em

This dog is masked. Dog can ONLY produce masked puppies. Masks can be covered by S or hidden in dark brindles or solid black. See K and A to determine color.

Em-E

This dog is masked. Dog can produce masked or non-masked puppies. See K and A to determine color.

Em-e

This dog is masked. Dog carries recessive red/yellow. Dog cannot produce masked but can produce recessive red/yellow. See K and A to determine color.

E-E

This dog is not masked. Dog can produce masked or non-masked puppies. All puppies will carry E. See K and A to determine color.

E-e

This dog is not masked. Dog carries recessive red/yellow. Dog can produce masked or non-masked puppies and can produce recessive red/yellow. See K and A to determine color.

e-e

This dog is solid red/yellow/cream. No black hairs. Hides K and A. All puppies will carry e. Dog can produce ee. Also called recessive red or yellow. **

e

**= I believe that ee, or e? (another possible allele at e) is responsible for cream in frenchies. If so, it would be recessive to other E alleles.

K Locus - Brindle

Kbr-Kbr

This dog is brindle (unless ee). All puppies will be brindle. Dog can ONLY produce brindle (at K, can produce cream at E).

Kbr-ky

This dog is brindle (unless ee). Dog can produce brindle or fawn.

ky-ky

This dog is fawn (unless cream at E). All puppies will carry fawn. Dog can produce fawn.

A Locus - Agouti

Ay-Ay

This dog is fawn/sable (sable=black tipped hairs)(unless ee). All puppies will carry fawn/sable. Dog can ONLY produce fawn/sable (at A, can produce cream at E).

Ay-Aw

This dog is fawn/sable (sable=black tipped hairs)(unless ee). Dog can produce fawn/sable or wild/sable.

Ay-At

This dog is fawn/sable (sable=black tipped hairs)(unless ee). Dog can produce fawn/sable or tan points/black and tan.

Ay-a

This dog is fawn/sable (sable=black tipped hairs)(unless ee). Dog can produce fawn/sable or recessive solid black.

Aw-Aw

This dog is wild sable/agouti (wild=black banded/red tips)(unless ee). All puppies will carry wild sable. Dog can ONLY produce fawn/sable (at A, can produce cream via at E).

Aw-At

This dog is wild sable/agouti (wild=black banded/red tips)(unless ee). Dog can produce wild sable/agouti or tan points/black and tan.

Aw-a

This dog is wild sable/agouti (wild=black banded/red tips)(unless ee). Dog can produce wild sable/agouti or recessive solid black.

At-At

This dog has tan points/black and tan (unless ee). All puppies will carry tan points. Dog can produce tan points.

At-a

This dog has tan points/black and tan (unless ee). Can produce tan points or solid black.

a-a

This dog is RECESSIVE solid black (unless ee). All puppies will carry recessive solid black. Dog can produce solid black.

B Locus - Brown - Chocolate, Liver

B-B

This dog is NOT chocolate. Dog CANNOT produce chocolate.

B-b

This dog is NOT chocolate. Dog carries chocolate and CAN produce chocolate puppies.

b-b

This dog is chocolate. All puppies will carry chocolate.

*** Isabella is fairly new in the Frenchie color, new shades are coming out. You get the Isabella color copy from having two copies of testable chocolate as well as two copies of the dilute “d” gene. Another shade of Isabella will include two copies of testable chocolate, two copies of the “d” gene, and one or two coppies of “co” gene.

*** There are two forms of chocolate, testable and non testable. Testable will give you richer variations of the brown color. Testable chocolate is “b” and non testable chocolate is “co”.

Non testable chocolate

Co-Co

This dog is NOT chocolate. Dog CANNOT produce chocolate.

Co-co

This dog is NOT chocolate. Dog carries chocolate and CAN produce chocolate puppies.

co-co

This dog is chocolate. All puppies will carry chocolate.

D Locus - Dilute - Blue, Lilac, Champagne

D-D

This dog is NOT blue. Dog CANNOT produce blue.

D-d

This dog is NOT blue. Dog carries blue and CAN produce blue puppies.d-dThis dog is blue. All puppies will carry blue.

d-d

This dog is blue. Dog can produce blue puppies.

d-d AND co-co

This dog is lilac. All puppies will carry blue and chocolate.

d-d AND b-b

This dog is Lilac. all puppies will carry blue and chocolate.

d-d AND cream (e?)

This dog is champagne. All puppies will carry blue and cream.

S Locus - Spotted - Pied or Piebald

S-S

This dog is NOT pied. Dog CANNOT produce pied.

S-s

This dog is NOT pied. Dog carries pied and CAN produce pied puppies.

s-s

This dog is pied. All puppies will carry pied.Irish Spotting, Mostly colored. Similar to Boston Terrier markings.

sp

Piebald Spotting. Random spots of color. Similar to dairy cow markings.

sw

Extreme White Piebald. Mostly white. Very few colored spots, usually on head and tail area and sometimes dorsal region.