What does a high percentage of fiber in livestock feed primarily do?

A high percentage of fiber in livestock feed primarily improves digestive health. Fiber plays a crucial role in the diet of many livestock species, particularly ruminants like cattle and sheep. It contributes to the proper functioning of the digestive system by promoting healthy fermentation processes in the rumen. Adequate fiber levels help to stimulate chewing and salivation, which in turn aids in the production of saliva. The saliva contains bicarbonate, which helps buffer the rumen, creating a stable environment for the microbial population necessary for fermentation.

Furthermore, fiber helps maintain a healthy gut motility and can prevent issues such as constipation and other digestive disorders. It also fosters a balanced microbiome in the intestines, which is essential for the overall health of the animal. Hence, ensuring that livestock feed contains a sufficient amount of fiber is vital for maintaining digestive health and improving nutrient absorption.

While fiber can indirectly affect energy levels and overall feed efficiency in livestock, its primary role is associated with promoting digestive health rather than enhancing protein levels or increasing palatability.