@ -1240,7 +1240,7 @@ class OptimumCostModel:
total_costs = total_corrective_costs + total_preventive_costs + total_procurement_costs
fleet_optimal_index = np.argmin(total_costs)
calculation.optimum_oh_day = fleet_optimal_index + 1
calculation.optimum_oh_day = fleet_optimal_index
calculation.max_interval = max_interval-1