Holando-Argentino Holando-Argentino Holando-Argentino is a breed of cattle primarily found in Argentina, and derived from Holstein-Friesian Cattle. It was first introduced from the Netherlands in 1880, to the fertile regions of the Pampas, and devoted to the production of both beef and milk. Holando-Argentino cattle can be now found in the Argentine provinces of Buenos Aires, Santa Fe, Córdoba and Entre Ríos, as well as in small river basins in Salta, Tucumán, Formosa, Catamarca and Mendoza. They have also been exported to neighbouring countries. They are now primarily kept for milk production. The cows are medium-sized, standing 1.4 to 1.5 metres
Climatic regions of Argentina temperate and arid with large thermal amplitudes, long summers, and a long frost free period which varies by altitude. In both the Quebrada de Humahuaca and Calchaquí valleys, winters are cold with frosts that can occur between March and September. In the valleys in the south in La Rioja and Catamarca Provinces, along with the southwest parts of Santiago del Estero Province, temperatures during the summer are very high averaging in January, while winters are mild averaging . Temperatures can exceed during the summer, particularly in the central valley of Catamarca (Valle Central de Catamarca) and the valley of La