



I'm Jenna D., the breeder behind Costerra Kerry Blue Terriers located in South Lyon, MI. We are proud of the support we give our buyers and of our commitment to continue to research and enhance the breed standard. We are dedicated to raising the bar for thoughtful breeding with optimal health in mind. We do our best to produce puppies that have the best chance at living long, happy, and healthy lives as your best friend!

Where do your breeding dogs live?

Jenna has been certified by Good Dog’s screening team for responsible and trusted breeding practices. When you’re ready, reach out to ask about the puppies or anything else on your mind. You’ll get to know each other through messaging, phone, or video and pay securely, all on Good Dog.
Together, you’ll choose the puppy that’s right for you, stay in touch with regular updates, and plan how to bring your new puppy home.

“All puppies are required to have a $500 USD non-refundable deposit sent to the breeder to hold a puppy from this litter. Puppies are matched to families around 8 weeks old to ensure lifelong compatibility.”
Jenna may provide a written contract or health guarantee when you purchase a puppy. This helps protect both you and your breeder, ensuring that you both have a clear understanding of the terms of your puppy purchase. If Jenna offers a contract or guarantee, the details will be personalized by them. If you have any questions or want to know more, don't hesitate to reach out to Jenna directly.
When you pay and communicate on Good Dog, you’re covered by Payment Protection.
You can drive or fly to pick up your puppy from Jenna.
Meet in South Lyon, MI
400 miles away
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Club memberships
Jenna is a member of Lower Michigan Kerry Blue Terrier Club and United States Kerry Blue Terrier Club.
Certifications & recognitions
Professional Groomer, Puppy Culture Breeder, AKC Breeder with H.E.A.R.T..
Jenna has been a member of Good Dog for over 1 year
Jenna was screened for responsible practices and has been a member since 2024.

Costerra Kerry Blue Terriers meets or exceeds our community standards in these areas:

Kerry Blue Terrier
About Buddy
Buddy is a male Kerry Blue Terrier almost 2 years old. Carefully selected as a great representative of his breed, Jenna decided to make him part of their program. Jenna has passed Good Dog’s screening process, which involved a review of their breeding practices, environment, and the mental and physical health of their dogs.

Kerry Blue Terrier
About Indigo
Indigo is a female Kerry Blue Terrier almost 2 years old. Carefully selected as a great representative of her breed, Jenna decided to make her part of their program. Jenna has passed Good Dog’s screening process, which involved a review of their breeding practices, environment, and the mental and physical health of their dogs.
Uploaded health tests

Kerry Blue Terrier
About Nora
Nora is a female Kerry Blue Terrier about 5 years old. Carefully selected as a great representative of her breed, Jenna decided to make her part of their program. Jenna has passed Good Dog’s screening process, which involved a review of their breeding practices, environment, and the mental and physical health of their dogs.
Good health testing
Excellent level
Costerra Kerry Blue Terriers reports to performing the health tests below on their breeding dogs. Ask your breeder about the tests performed on the parents of your litter. Learn more about health testing for Kerry Blue Terriers.
Hip Dysplasia (rDVM, not registered), Hip Dysplasia
Hip testing reduces the chance of passing down hip dysplasia, which is primarily found in large breed dogs and can cause hip pain and the eventual loss of the function of the hip joint.
Eye Certification (CAER, registered with OFA)
Eye testing reduces the chance of passing down a wide range of hereditary eye illnesses including retinal dysplasia, lens luxation, and glaucoma, which can cause impared vision or blindness.
DNA Disease Panel, Degenerative Myelopathy (DM; SOD1A), von Willebrand Disease I (vWD I), Factor XI Deficiency
Genetic testing reduces the chance of passing down a wide variety of hereditary diseases of differing prevalence and severity such as Progressive Retinal Atrophy (an eye disease) and Von Willebrand's Disease (a blood disease).
Health testing is one key piece of responsible breeding and is performed on breeding dogs to prevent the presence of heritable conditions in their puppies.
Health testing is one key piece of responsible breeding and is performed on breeding dogs to prevent the presence of heritable conditions in their puppies.