The triticale variety “NT09423” is a new University of Nebraska release. It is a hexaploid, winter type triticale that is rated as very late for its maturity, being one day later the NE4227. Plant height is rated short at 114 centimeters.The plant color at boot stage is green. Anthocyanin is absent on the stem. Stem neck shape is described as straight. The flag leaf is twisted and waxy bloom is present on the leaf at boot stage. Leaf carriage is upright and the auricle color is described as white or colorless. The grain head is mid-dense, fusiform in shape and awned. Awn color is tan and the seed color is amber. Performance data indicates the variety has good winter hardiness. NT09423 is a three generation variety (F, R, C).