diff --git a/src/views/system/jdorder/orderList.vue b/src/views/system/jdorder/orderList.vue
index f93a14e..777a446 100644
--- a/src/views/system/jdorder/orderList.vue
+++ b/src/views/system/jdorder/orderList.vue
@@ -1581,6 +1581,16 @@ export default {
       if (Number.isNaN(num)) return n
       return num.toFixed(2)
     },
+    /** 录单 Excel：成本 = 下单付款 - 后返（与后台利润口径一致） */
+    formatExcelCost(row) {
+      if (!row) return ''
+      const hasPay = row.paymentAmount != null && row.paymentAmount !== ''
+      const hasReb = row.rebateAmount != null && row.rebateAmount !== ''
+      if (!hasPay && !hasReb) return ''
+      const pay = hasPay ? Number(row.paymentAmount) : 0
+      const reb = hasReb ? Number(row.rebateAmount) : 0
+      return (pay - reb).toFixed(2)
+    },
     persistOrderRow(row, successMsg) {
       return updateJDOrder(row)
         .then(() => {
@@ -2334,7 +2344,7 @@ export default {
         }
         
         const sellingPriceStr = row.sellingPrice != null && row.sellingPrice !== '' ? Number(row.sellingPrice).toFixed(2) : '0'
-        const costStr = ''
+        const costStr = this.formatExcelCost(row)
         const profitStr = row.profit != null && row.profit !== '' ? Number(row.profit).toFixed(2) : ''
         
         // 京东单号
@@ -2605,7 +2615,7 @@ export default {
           }
           
           const sellingPriceStr = row.sellingPrice != null && row.sellingPrice !== '' ? Number(row.sellingPrice).toFixed(2) : '0'
-          const costStr = ''
+          const costStr = this.formatExcelCost(row)
           const profitStr = row.profit != null && row.profit !== '' ? Number(row.profit).toFixed(2) : ''
           
           // 京东单号