There is no specific requirement of feed intake for each livestock because their feed continuously varies based on the animals’ age, sex, breed, environment, etc. However basic nutrient requirement of a livestock’s feed must consist of protein, carbohydrates, vitamins and minerals.[17] Dairy cattle need more energy in their feed than other type of cattle. Studies have shown that energy supplied by feed is provided by various carbohydrate sources include non-fiber carbohydrates (NFC) such as fermentable feeds or neutral detergent fiber (NDF) such as forage.