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Should I Get a DNA Test for My Dog or Cat? Here’s What Pet DNA Tests Tell You

Lavanya SunkaraGhanasyam Bey, DVM
Written by Lavanya Sunkara | Reviewed by Ghanasyam Bey, DVM
Published on April 14, 2022

Key takeaways: 

  • A pet DNA test can be an easy way to discover your animal’s potential family tree. 

  • Learning the ancestry of your dog or cat can help with understanding their behavior and identifying potential health problems. 

  • Pet parents should be cautious when it comes to results, since pet DNA tests aren’t regulated. 

If you’ve ever been curious about what’s behind your dog’s mischievous antics or your cat’s unique coat, a DNA test may be fun and informative. These tests can also reveal potential health conditions, which could help you protect your pet’s health. 

Here’s what you should know about DNA testing for pets, including what you might be able to learn about your dog or cat.

What can dog and cat DNA test results tell owners?

A DNA testing kit provides specific details about your pet’s history. DNA testing may give you insight into:

  • Your pet’s behavior and temperament

  • How big or small they might be

  • Health risks they may face in the future 

  • Details on their physical traits

For instance, knowing your dog’s breed(s) could give you an idea of their size when fully grown. Pet parents can also adapt to their dog’s potential behavior and energy levels. 

Some breeds are predisposed to certain health conditions. Learning about these potential conditions may help you keep your pet healthy. 

As an example, pet parents of dog breeds that tend to develop hip dysplasia can adjust their pet’s lifestyle to promote hip health. There are also tests that look for different genetic diseases that your veterinarian can keep in mind. 

Specific cat breeds aren’t as common compared to dogs. This is why many cat DNA tests focus more on potential health risks and genetic history, rather than specific breeds and behavior. Some tests can determine physical traits such as coat type, fur length, and color.

How accurate are pet DNA tests?

In general, several veterinarians and scientists are skeptical of direct-to-consumer DNA tests. However, many pet parents who tested their pets were pleased with the results.

Unlike human DNA testing, pet DNA testing isn't regulated. This means that test accuracy isn’t independently determined. We have to trust the claims from companies that sell pet DNA tests. There is room for error and bias on the part of the companies.

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That’s not to say that cat and dog DNA tests are entirely inaccurate. We just don’t have enough data yet. But if a company has a large database of tested pet DNA, the results they provide could have a higher chance of accuracy.

When it comes to potential health risks, experts urge caution in interpreting the results. A dog or cat might test positive for certain health risks. But having certain genes or risk factors doesn’t necessarily mean they will develop the disease or condition. 

In the absence of official regulation, Harmonization of Genetic Testing for Dogs is trying to bring some standards to the market. Some pet DNA companies have contributed to the effort alongside pet and veterinary organizations.

How to get a DNA test for your dog or cat

Getting a DNA test for your dog or cat is simple. Many tests are available for purchase online. To search online, type “dog DNA test” or “cat DNA test” into your internet browser. 

Companies tend to offer more than one type of test that can cover breed, health, or both. Pet parents should carefully inspect the company and its reviews before purchasing.

Some brands for dog DNA tests include:

Some brands for cat DNA tests include:

You can also ask your veterinarian for options. They may be able to provide insight into which tests are best for your dog or cat. A vet can also help you interpret your pet’s test results.

How much does it cost to DNA test a dog or cat?

For dogs, DNA tests can range between $60 and $200. Test kits for cats can range from $45 to $130, but some can be more than $400

The price of direct-to-consumer DNA tests varies based on the brand and what the kit includes. More expensive DNA tests often include add-ons, so more money doesn’t always mean better accuracy. 

How do at-home pet DNA tests work?

A pet DNA test involves an in-home testing kit with simple instructions. Pet parents take a swab of the animal’s cheek with the provided brush and send it in for a genetic analysis. 

DNA kits usually come with return packaging for your pet’s swab sample. Many kits include prepaid return postage, so all you have to do is drop it off at a USPS mailbox. 

It can take a couple of weeks or more to receive the results of your pet’s DNA test. Results may be available online, via mail, or both. Each DNA kit will provide specific instructions and what to expect in terms of timeline. 

The bottom line

A dog or cat is special just the way they are. However, a DNA test may help you better care for your pet by understanding their breed(s) and any red flags for future health issues. But be cautious when applying any of the test results. Your veterinarian can help you understand what your pet’s DNA test results mean for their health. DNA tests are easy to complete and available for most budgets. Of course, the biggest benefit of a DNA test is getting to know your best friend even better. 

Additional reporting contributed to this article by Leah Thomason.

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Lavanya Sunkara
Written by:
Lavanya Sunkara
Lavanya Sunkara is a writer and animal lover living in the suburbs of New York City. She has been a pet writer for more than a decade and is passionate about animal causes.
Renée Fabian is the senior pet health editor at GoodRx. She’s worked for nearly 10 years as a journalist and editor across a wide range of health and well-being topics.
Ghanasyam Bey, DVM
Reviewed by:
Ghanasyam Bey, DVM
Ghanasyam Bey, DVM, is from Cleveland, Ohio, and attended Princeton University for undergraduate studies. After a year of biology research at Duke University, he attended Ohio State College of Veterinary Medicine.

References

GoodRx Health has strict sourcing policies and relies on primary sources such as medical organizations, governmental agencies, academic institutions, and peer-reviewed scientific journals. Learn more about how we ensure our content is accurate, thorough, and unbiased by reading our editorial guidelines.

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