This study focuses on evidence that there are ways to improve the competitiveness of Petrobras using processes augmented by new technologies associated with the concepts of control as pre-existing performance indicators and dissemination of such information throughout Cia With a planned management, focused on resource optimization and supported by data showing the possibility of supporting the decisions in supply chain management – SCM which is replaced by a decisive role in the integration process, from initial suppliers to final consumers, business model in a harmonic and high performance. His goal is to add the most value to the consumer. This study uses the study of logistics inventory of materials focused on balancing the Trade off (loss allowances): Service Level versus working capital, optimizing and leveraging financial resources to the maximum level of service. This is a case study method supported by Consensus Panel, focused on expert opinion, supported by computerized systems, without which it would be possible to reach the conclusions stated.