1. Animal Science Department; University of São Paulo/ESALQ; Piracicaba SP Brazil
2. Embrapa Southeast Livestock; São Carlos SP Brazil
3. Biology and Animal Science Department; São Paulo State University/FEIS; Ilha Solteira SP Brazil
4. Embrapa Agrosilvopastoral; Sinop MT Brazil
5. Biosystems Engineering Department; University of São Paulo/ESALQ; Piracicaba SP Brazil
6. Animal Science Department; Federal University of Lavras; Lavras MG Brazil