Why are there so many tests for PRA, and what do the results mean for my dog or breeding program? Valeria A. November 23, 2020 20:36 Follow You can learn more about PRA by visiting Progressive Retinal Atrophy in Dogs Explained Related articles How do I interpret your results and how do I use them to make breeding decisions? Do you test for color dilution alopecia? What do the DCM1 and DCM2 results mean for my dog or my breeding program? What is a Linkage Test? In the Health Section, what does it mean for my dog if he or she has zero, one, or two copies of a variant? Comments 0 comments Please sign in to leave a comment.