Playful
Stubborn
Independent
Energetic
Alert
Courageous
Intelligent
Friendly
Affectionate
Lively
Going
Cheerful

Affectionate
Gentle
Lively
Responsive
Friendly
Intelligent
Playful

Cojacks shed a lot of hair each year, so frequent brushing is essential for reducing shedding and maintaining coat health.

Shetland Sheepdogs are moderate shedders, but regular brushing can reduce shedding and maintain coat health.

Cojacks aren't great guard dogs; they tend to just watch without taking action.

Shetland Sheepdogs make excellent watchdogs - they're vocal and protective of their territory.

​United States

Scotland (Shetland Islands)

Jack Russell Terrier and Pembroke Welsh Corgi

collie

ACHC = American Canine Hybrid Club
DBR = Designer Breed Registry
DDKC = Designer Dogs Kennel Club
DRA = Dog Registry of America, Inc.
IDCR = International Designer Canine Registry®

American Canine Registry
American Kennel Club
America's Pet Registry
Canadian Kennel Club
Dog Registry of America Inc.
Federation Cynologique Internationale
Kennel Club of Great Britain
North American Purebred Registry, Inc.
American Canine Association, Inc.
Australian National Kennel Council
Continental Kennel Club
National Kennel Club
New Zealand Kennel Club
United Kennel Club
Canadian Canine Registry

​Unknown

1800s

Brown

Blue
Brown

Black

Black

Brown
Black
White
Red
Pied

Sable
Black
Blue
White

Cojacks have short coats.

Shetland Sheepdogs have longer coats compared to most dogs.

Wiry

Straight

A Cojack can have a litter of 4-8 puppies on average. However, it's worth noting that the size of the litters can vary greatly. Factors that can influence litter size include the health of the mother, breeding history, and genetics.

A Shetland Sheepdog can have a litter of 12-14 puppies on average. However, it's worth noting that the size of the litters can vary greatly. Factors that can influence litter size include the health of the mother, breeding history, and genetics.

Patellar Luxation
Deafness
Cardiomyopathy
Patent Ductus Arteriosus

Dermatomyositis
Sensitive to Ivermectin

Intervertebral Disc Disease
Hemivertebrae
Tracheal Collapse
Diabetes
Familial Nephropathy
Eye Problems
Von Willebrand's Disease
Hypothyroidism
Mitral Valve Disease
Degenerative Myelopathy
Persistent Pupillary Membrane
Cleft Palate
Cutaneous Asthenia

Patellar Luxation
Cataract
Progressive Retinal Atrophy
Hip Dysplasia
Collie Eye Anomaly

Hip X-Rays
Dna For Vwd
Physical Examination
Eye Examinations
Complete Blood Work

Eye
Hip
Hearing
Blood Test
Hip X-Rays
Dna For Vwd
Eye Examination
Physical Examination

Cojacks are suitable for those with a balanced lifestyle as they have an average energy level.

Shetland Sheepdogs' high energy levels make them unsuitable for a low-key dog, choose accordingly.

Cojack dogs are generally less vocal than other breeds and only bark when necessary, such as to alert their owner or communicate.

Shetland Sheepdog dogs bark and howl frequently and are not recommended for quiet homes.

Walking, Running, Walk, Walks, Walk, play ball, Playing, Herding, Fetch, Tag, Play, Snuggling, Petting, Watching tv, Cuddling, Training, Jogging, Run, Chase, Dance, Car rides, Hike, Bike ride, Cuddles, Nap, Watch tv, Going on walks, Swimming, Road trip, Dog Parks, Barking

Walk, Playing fetch, Tug of war, Training, Running, Go to Beach, Go to Park, Long walks, Run After birds, Showing, Beach, Obedience, Snuggles, Soccer, Frisbee, Run, Play, Chase, Fetch, Dog Parks

There's really no limit to how far you walk your dog as long as they're comfortable. For Cojack, it's at least 9 miles / week. Just remember to build distance and stamina gradually over time.

There's really no limit to how far you walk your dog as long as they're comfortable. For Shetland Sheepdog, it's at least 8 miles / week. Just remember to build distance and stamina gradually over time.

In general most Cojacks usually need at least 60 minutes of exercise daily. This can be spread across the day and include all sorts of high-energy activities, like walking, running and playing.

In general most Shetland Sheepdogs usually need at least 45 minutes of exercise daily. This can be spread across the day and include all sorts of high-energy activities, like walking, running and playing.

The Cojack has low grooming needs and is easy to maintain.

Shetland Sheepdogs have high grooming needs, requiring regular trims and professional grooming assistance to keep their coat healthy.

Slicker Brush
Comb
Nail Clipper

Pin Brush
Dematter
Comb
Nail Clipper

For an average 18-28 pound (8 - 13 kg) Cojack feed 3 cups daily. But, keep in mind, the amount you feed is going to be dependent on the quality of the food you are feeding.

For an average 14-27 pound (6 - 12 kg) Shetland Sheepdog feed 2 cups daily. But, keep in mind, the amount you feed is going to be dependent on the quality of the food you are feeding.

The average per month expenses of a Cojack is between $49 - $63. This makes an average of $588 - $756 per year. It will be on the higher side when the dog is still small because it will need more frequent visits to the vet, shots.

The average per month expenses of a Shetland Sheepdog is between $48 - $63. This makes an average of $576 - $756 per year. It will be on the higher side when the dog is still small because it will need more frequent visits to the vet, shots.

Cojack is a very intelligent and trainable breed.

Shetland Sheepdog is highly intelligent and very trainable.

This breed is sensitive and requires gentle handling and a calm home environment.

This breed is sensitive to its environment and best suited for patient and understanding families with a consistent routine.

Cojacks are good apartment dogs as long as they get enough exercise and stimulation outside of the apartment.

Shetland Sheepdogs can do well in apartments with enough exercise and time outside, but a small yard would be ideal.

Cojacks are good with cats, but early training is needed to prevent chasing behavior.

Shetland Sheepdogs are very friendly with cats and make great companions for them.

Cojacks are averagely friendly around strangers but benefit from early socialisation.

Shetland Sheepdogs are quick to announce strangers and can be standoffish or suspicious.

Cojacks are very playful, so adopting an older one might be a better option for a more relaxed experience.

Shetland Sheepdogs have an average level of playfulness, enjoying playtime like most dogs but not excessively so.