" Comparative Analysis of PSC Cost Recovery with PSC Gross Split in Field Y" aims to analyze the optimal profit sharing contract system in a field. By comparing the sensitivity of the PSC Cost Recovery contract system with PSC Gross Split contract system. So as to determine the appropriate profit-sharing contract to be applied to this field. In the analysis that has been done in this Final Project shows that the PSC Cost Recovery on Blok Y economy looks more economical results. With the field conditions in Block Y this produces a relatively small production so that the results obtained contractor was not too large. In other words, PSC Gross Split will be more attractive if the conditions or characteristics of the field different with the conditions in Block Y