There is no meat on these bones, but they do have marrow. Check out this article and video on the health benefits of bone marrow and how to easily prepare it by heating for 20 minutes. The Healthy Home Economist - Boost the Immune System With Bone Marrow.
All beef comes from cows that are 100% grass-fed, not partially grass-fed like most meats at the health food store. This affects the meat's fatty acid ratio dramatically. During the winter months when there is little grass, they eat hay.
Read about the health benefits of grass-fed beef and why is it very important to feed cows grass and NOT grains, corn, and soy. EAT Food for Life Farm cows are free to roam on open pastures through their entire life. They lead happy lives, and are slaughtered humanely without any suffering or cruelty.