TAMUK-C originated as a backyard crossbred meat rabbit for Dr Lukefahr and his family. Here's some papers on general information about cross breeds and hybrid vigor, and raising backyard meat rabbits. 1)
Tropical Rabbit Production: A Guide to Raising Rabbits With Few Resources
Backyard Production of Meat Rabbits in Texas
Evaluation of Rabbit Breeds and Crosses for Overall Commercial Productivity
Rabbit Housing
Small Scale Rabbit Meat Production