The objective of the professional sufficiency work was to evaluate the characterization of bovine production systems in the district of Barranquita-San Martin 2018. The results indicated an average livestock experience of 37 years and the farms have between 67-120 has with cut grass (Pennisetum purpureum Schumach) 20 has and 42-92.25 has/fundo of natural pastures such as torourco (Axonopus compresus, Paspalum conjugatum and Axonopus guianensis). The construction of stables varies between 0.25-0.75 ha/farm and warehouses and silos between 0.25-0.50 ha/farm. The cultivated or monoculture areas are 8-30 ha/farm and the forests are 10-30 ha/farm. The improved pasture is Brachiaria brizhanta, with 3-6/pastures/fundo. They use electric fencing and barbed wire for animal control. Meat and milk are produced; the average age at first service is from one year and eight months to two and a half yea...