Salnan Irba Novaela Samur and Agustina Widyasworo Kunharjanti 2023. Correlation of Sex, Age and Carcass Weight of Simmental-PO Cattle in the Slaughterhouse, Sukorejo District, Blitar City, East Java. JOSAR (Journal of Students Academic Research). 8, 2 (Oct. 2023), 421-435. DOI:https://doi.org/10.35457/josar.v8i2.3141.