diff --git a/resources/views/quote-formulas/simulator.blade.php b/resources/views/quote-formulas/simulator.blade.php
index cd93b096..6e3b6394 100644
--- a/resources/views/quote-formulas/simulator.blade.php
+++ b/resources/views/quote-formulas/simulator.blade.php
@@ -1190,7 +1190,7 @@ function renderProcessGroups(groupedItems) {
 
     // 공정별 품목 아이템 렌더링
     function renderProcessItem(item) {
-        const price = item.amount || 0;
+        const price = item.total_price || item.amount || 0;
         const qty = item.quantity || 0;
         const categoryNote = item.calculation_note || '';
 
@@ -1227,8 +1227,10 @@ function renderCostSummary(subtotals, grandTotal, finishedGoods) {
             subtotalsHtml = `
                 <div class="space-y-2 mb-4">
                     <div class="text-xs font-medium text-gray-500 uppercase">공정별 소계</div>
-                    ${subtotalEntries.map(([process, amount]) => {
+                    ${subtotalEntries.map(([process, data]) => {
                         const label = processLabels[process] || process;
+                        // data는 객체 {name, count, subtotal} 또는 숫자일 수 있음
+                        const amount = typeof data === 'object' ? (data.subtotal || 0) : data;
                         return `
                             <div class="flex justify-between items-center py-1.5 px-2 bg-gray-50 rounded">
                                 <span class="text-gray-600">${label}</span>