Palm Kernel Expeller (PKE) is a by-product of the palm oil extraction process from the fruit of the palm. The Usages of PKE: Contain fat, fibrous, mineral, and protein content. Use for cattle feeding for dairy industries. High phosphorus to calcium ratio. Specification Measurement Protein 15.14% Fat/ Oil Content 10.95% Moisture 7.04% Profat 26.09% Crude Fibre 12.17% Sand and Silica 0.89%