If you own one of these breeds, you might consider an Opti-Gen Test:
American Cocker Spaniels
American Eskimo Dogs
Australian Cattle Dogs
Australian Shepherds
Australian Stumpy Tail Cattle
Dogs
Basenjis
Border Collies
Briards
Bullmastiffs
Cardigan Welsh Corgis
Chesapeake Bay Retrievers
Chinese Cresteds
Dachshunds
Doberman Pinschers
English Cocker Spaniels
English Springer Spaniels
Entlebucher Mountain Dogs
Finnish Lapphunds
German Shorthaired
Pointers
Irish Setters and Irish
R&W Setters
Labrador Retrievers
Lancashire Heelers
Lapponian Herders
Mastiffs
Miniature Poodles
Miniature Schnauzers
Newfoundlands
Nova Scotia Duck Tolling
Rtrvs
Portuguese Water Dogs
Rough Collies
Samoyeds
Shetland Sheepdogs
Siberian Huskies
Sloughis
Smooth Collies
Swedish Lapphunds
Toy Poodles