The red grape variety is a new breed between Castets x Abouriou, Synonyms are CAAB 3/8 and Nitra. The name came from a tributary to the Danube or the city of the same name (Nitra). The crossing took place in 1976 in the Slovakia by Dorota Pospíšilová, Of the variety protection was granted in 2012. By the way, the new breeds are with the same parents Hron. Rimava and váh emerged. The medium to late ripening vine is susceptible to both mildews, sensitive to frost but resistant to Botrytis and drought, It produces dark-colored, full-bodied red wines with aging potential that resemble Cabernet Sauvignon. The variety is cultivated in Slovakia. In 2010, however, no stock was shown (Kym Anderson ).