Due to the different constraints and objectives of the different species and industry, adapted systems of traceability have been developed. The computerized data exchanges are increasing with the necessity to adapt to the user’s needs. The main syntax are VSE, EDIFACT and CSV. The VSE standard is the more used and it was born at the beginning of the year 90. It concerns about 30 messages. The ARSOE and the Institut de l’Elevage maintained these messages.