The forage purpose of a variety is a marker of the plant's specialization in producing a specific type of biomass, such as green mass, silage, hay, or feed grain. Varieties in this group are distinguished by a priority on nutritional properties, including the content of crude protein, amino acids, sugars, and digestible fiber, as opposed to varieties focused solely on total dry grain yield.
Cultivation efficiency depends on adherence to agricultural practices oriented toward the target product. Key factors include the timing and phase of harvesting, as delays lead to plant coarsening and loss of nutritional value, as well as the use of grass mixtures and the maintenance of optimal crop structure to achieve a nutrient balance.
The assessment of variety suitability is based on its ability to provide stable, high-quality forage under specific soil and climatic conditions and on its resistance to lodging, which is critical for the mechanized harvesting of large vegetative mass. For silage varieties, an important trait of resilience is the stay-green effect, which extends the optimal harvest window and facilitates harvesting processes.