Digestibility Class and Range (%) | Confidence Interval Digestibility ~ 5% (DM) | Pasture Species | Plant Components/Seasonal Timing2,3 |
Very high 75 - 85 | white clover, Persian clover, tetraploid and hybrid biennial ryegrass1 | April-July: young leaves | |
High 70 - 80 | perennial ryegrass, phalaristall fescue, alfalfa, subterranean clover, Balansa clover, Cape weed | April-July: young leaves | |
Moderate 65 - 75 60 - 70 | orchard grass, annual Bromus spp., barley grass wallaby grass, fog grass, weeping grass2 | August: old leaf/young stems | |
Low 55 - 65 | onion grass, sweet vernal, fox/rats tail fescue, spear grass, weeping grass1kangaroo grass, silver grass. | November: mature green stems | |
40 - 55 | Senescent annual grasses and forbs of all types | Jan-Feb: recently dead material | |
30 - 40 | All material in absence of summer rain to support perennial species | March: old dead plant material |