The system’s objective is to provide authorities, academics and public in general with scientific information on the main livestock productions in México. Methodology : Defining objectives and hypothesis allow us to identify variables to integrate questioners and calculi algorithms and results tables, all of which is placed in the internet. The system is the result of the collaboration between the Veterinarian faculty and the Ministry of agriculture who financed it. The design, implementation and operation of the system is achieved by a central group with the support of a group of experts from the faculty in charge of the quality supervision and another group of specialist designated by de Ministry in charge of the final diagnosis of each production system. Results : The system includes, on line: www.sicec.unam.mx the results of a total of 1222 interviews of year 2011 and 1381 of year 2012, including technical and economic information of farms as well as information of the economic entourage of the production systems, and in some relevant cases, statistic indicators such as standard deviation, percentiles, average, etc.