diff --git a/B3SheepButcherManage.Web/Pages/B3SheepButcherManage/Bills/WeightBill_/WeightBillEdit.cs b/B3SheepButcherManage.Web/Pages/B3SheepButcherManage/Bills/WeightBill_/WeightBillEdit.cs
index 0c0cce7..879d43e 100644
--- a/B3SheepButcherManage.Web/Pages/B3SheepButcherManage/Bills/WeightBill_/WeightBillEdit.cs
+++ b/B3SheepButcherManage.Web/Pages/B3SheepButcherManage/Bills/WeightBill_/WeightBillEdit.cs
@@ -186,6 +186,7 @@ __DFContainer.setValue('Supplier_Card_ID','');
       {
         e.Control.Style["width"] = "160px";
       };
+      _weightGrid.Columns.Add(new DFEditGridColumn<DFValueLabel>("AvgWeight"));
       _weightGrid.Columns.EAdd(new DFEditGridColumn<DFChoiceBox>("LiveColonyHouse_ID")).InitEditControl += (sender, e) =>
       {
         e.Control.DataKind = B3ProduceUnitedInfos.B3ProduceUnitedInfosDataSources.活体圈舍;
diff --git a/B3SheepButcherManage/BO/Bill/WeightBill/WeightBill_Record.cs b/B3SheepButcherManage/BO/Bill/WeightBill/WeightBill_Record.cs
index 17dcf14..f71cb2a 100644
--- a/B3SheepButcherManage/BO/Bill/WeightBill/WeightBill_Record.cs
+++ b/B3SheepButcherManage/BO/Bill/WeightBill/WeightBill_Record.cs
@@ -42,6 +42,18 @@ namespace BWP.B3SheepButcherManage.BO
     [LogicName("重量")]
     public Money<decimal>? Weight { get; set; }
 
+    [LogicName("均重")]
+    [NonDmoProperty]
+    public Money<decimal>? AvgWeight
+    {
+      get
+      {
+        if (Number == 0)
+          return null;
+        return Weight / Number;
+      }
+    }
+
     [LogicName("活体圈舍")]
     public long? LiveColonyHouse_ID { get; set; }
     [LogicName("活体圈舍")]