Forage feeds the sheep and its rumen microbes

Sheep are ruminants. Oregon State Extension explains that rumen microbes break down plant material and contribute energy and protein sources to the animal. A forage-based diet therefore supports a biological partnership, rather than simply filling the stomach.

Forage varies in nutritional quality with plant species, maturity, growing conditions and storage. Two bales that look similar may supply different nutrients. Analysis and qualified interpretation can help determine whether the available feed suits the flock.

A sudden diet change can disrupt digestion because the animal and its microbes must adapt. Concentrates are not inherently a replacement for forage; their role depends on requirements and the complete ration. Growth, late pregnancy, milk production and fleece production can change those requirements.

Sheep usually prefer grazing, although they can also browse. The plants they choose do not guarantee freedom from poisoning: livestock cannot be relied upon to identify every toxic plant. A field needs plant assessment as well as a fence. The practical lesson is to connect the visible pasture with its nutritional value and hazards instead of assuming that green ground always provides a complete, safe diet.