Liliane Severino da Silva1, Mary Kimberly Mullenix2, Lynn Sollenberger1, Maria Lucia A. Silveira3, Marta Moura Kohmann4, Erin Stenklyft1, Parmeshwor Aryal5, Katie D. Cooley1, Jose C.B. Dubeux Jr.6 and Joao M.B. Vendramini3, (1)Agronomy Department, University of Florida, Gainesville, FL, (2)Department of Animal Sciences, Auburn University, Auburn, AL, (3)Range Cattle Research and Education Center, University of Florida, Ona, FL, (4)Range Cattle Research and Education Center, University of Florida, Gainesville, FL, (5)FL, University of Florida, Gainesville, FL, (6)North Florida Research and Education Center, University of Florida, Marianna, FL