American Bully

Breed

Dog

Companion breed developed from American Pit Bull Terrier and other bulldog-type breeds. Recognized by ABKC and UKC. Multiple size classes: Pocket, Standard, Classic, XL.

Trait profiles

Heritable traits and their typical frequency in this breed population.

Dilute (MLPH)

Dilute (dd) is extremely common; blue and lilac are highly sought-after in American Bullies.

Common

Extension (MC1R)

Common

Black (CBD103)

Brindle (kbr) and dominant black (KB) both common.

Common

Agouti (ASIP)

Common

Brown (TYRP1)

Chocolate (bb) widely produced. ABKC and UKC accept.

Common

Spotting (MITF)

White spotting present; pied exists but less central to the breed than in Frenchies.

Present

Intensity (MFSD12)

Champagne (ee + intensity dilution) is a recognized ABKC color.

Present

Merle (PMEL)

Merle present in significant portion of ABKC-registered population. ABKC accepts; UKC DQ. 6.6K monthly searches for "merle american bully."

Present

Long Hair (FGF5)

American Bullies are short-coated. Long hair locus not present.

Absent

Harlequin (PSMB7)

Harlequin locus does not occur in American Bullies.

Absent

Morph names & registry status

Breed-specific naming conventions and recognition status across major registries.

Unknown

Common

UKC:DisqualifiedABKC:Accepted

"Tri merle bully" drives 1K+ monthly searches.

Unknown

Common

UKC:AcceptedABKC:Accepted

ee + dd. ABKC specifically recognizes champagne. Very pale cream with grey points.

Unknown

Common

UKC:DisqualifiedABKC:Accepted

dd + M/m + at/at. "Blue merle tri" in bully context = D locus blue + merle + tri.

Unknown

Common

UKC:AcceptedABKC:Accepted

Unknown

Common

UKC:DisqualifiedABKC:Accepted

Five-locus combo. Extremely pale. Popular in ABKC-registered Am Bully lines.

Merle

Common

UKC:DisqualifiedABKC:Accepted

ABKC accepts all colors including merle. UKC DQ. Registry split is a significant issue in Am Bully breeding.

Tri

Common

UKC:AcceptedABKC:Accepted

Tan points (tri) is highly popular in American Bullies. "Tri color bully" drives 2.4K monthly searches.

Chocolate

Common

UKC:AcceptedABKC:Accepted

bb. Both registries accept.

Fawn

Common

UKC:AcceptedABKC:Accepted

Black and Tan

Common

UKC:AcceptedABKC:Accepted

Unknown

Common

UKC:DisqualifiedABKC:Accepted

Merle on black base. ABKC accepted; UKC DQ.

Unknown

Common

UKC:AcceptedABKC:Accepted

bb dd. One of the most sought-after Am Bully colors.

Blue

Common

UKC:AcceptedABKC:Accepted

dd on black base. Both registries accept. Very popular color in American Bullies.

Unknown

Common

UKC:AcceptedABKC:Accepted

bb dd + at/at. Extremely popular in American Bully market.

Unknown

Common

UKC:AcceptedABKC:Accepted

Unknown

Common

UKC:DisqualifiedABKC:Accepted

ABKC accepted; UKC DQ for merle component.

Unknown

Common

UKC:AcceptedABKC:Accepted

Brindle

Common

UKC:AcceptedABKC:Accepted

Unknown

Common

UKC:AcceptedABKC:Accepted

Unknown

UKC:AcceptedABKC:Accepted

Sable

UKC:AcceptedABKC:Accepted

Cream

UKC:AcceptedABKC:Accepted

Red

UKC:AcceptedABKC:Accepted

Unknown

UKC:AcceptedABKC:Accepted

bb dd. "Isabella" term less common in Am Bully community vs "lilac."

Unknown

UKC:DisqualifiedABKC:Accepted

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