Among the three beef sources, Badlands Ranch Superfood Complete, Farmer’s Dog “Beef and Grain,” and FreshPet “Chunky Beef Recipe,” is there a significant rank order in relative nutritional merit?

With respect to stated ingredients and ratios, you have listed these three brands of dog food in the order we would rank them from best to least, in terms of quality and comprehensiveness of their content. But they are all suitable, so the differences are minor.