What yields the highest protein percentage Bermuda Grass or Bahia Grass?

According to the Feed Table link below, Bahia grass hay has a CP (crude protein) percentage of 6% and a UIP (Undegradable Intake Protein) of 37%. Bermudagrass coastal hay, on the other hand, as CP% of 10% and UIP of 20%; Bermudagrass Hay has 10% CP and 18% UIP.

So, in summary, Bermuda has a higher protein percentage than Bahia, however as far as bypass protein is concerned, Bahia is higher. See the Understanding Feed Analysis link below for more on how to interpret the feed table.