The OFA recognizes that most hobby and competition breeders have admirable intentions, but are faced with a challenging blend of art and science in which one of the most frustrating aspects is the seeming unpredictability of results
					
									
					 
					
					
			
					
											
					
															
						Calboli, F.C.F., Sampson, J., Fretwell, N., and Balding, D.J. (2008). Population structure and inbreeding from pedigree analysis of purebred dogs. genetics
					
									
					 
					
					
			
					
											
					
															
						Gershony, L., Oberbauer, A., 2020. Review of the Current State of Genetic Testing in Dogs – A Living Resource. https://www.akcchf.org/educational-resources/library/articles/review-of-the-current-state.html
					
									
					 
					
					
			
					
											
					
															
						Visual breed identification. National Canine Research Council. (2021, September 28). Retrieved November 29, 2021, from https://nationalcanineresearchcouncil.com/visual-breed-identification/.
					
									
					 
					
					
			
					
											
					
															
						Mellersh, C. (2015). DNA tests: How to choose which ones to use.
					
									
					 
					
					
			
					
											
					
															
						Maddie’s Shelter Medicine Program, College of Veterinary Medicine. (n.d.). What breed of dog do you have?: Dog breed identification. University of Florida monogram. Retrieved November 29, 2021, from https://sheltermedicine.vetmed.ufl.edu/research-studies/past-projects/dog-breed-identification/.