Sow culling is one of the key factors determining production cost and operational expenses in the South Korean swine industry. However, most of the farm houses do not consider sow culling as a significant issue. To address this, we, in the present research, extracted data necessary for sow culling from database and applied the AHP technique to help decision making process with comprehensive data. This research is expected to contribute to saving unnecessary production cost and operational expenses by supporting farmers' reasonable decision making