diff --git a/Framework/YLErp.Core/DBModels/EodSwapPositionResponse.cs b/Framework/YLErp.Core/DBModels/EodSwapPositionResponse.cs
index dfb643cd..18533989 100644
--- a/Framework/YLErp.Core/DBModels/EodSwapPositionResponse.cs
+++ b/Framework/YLErp.Core/DBModels/EodSwapPositionResponse.cs
@@ -37,7 +37,7 @@ namespace YLErp.DBModels
         /// </summary>
         public decimal PeriodAmount { get; set; }
 
-        public decimal InitYtm { get; set; }
+        public decimal? InitYtm { get; set; }
         /// <summary>
         /// 期限
         /// </summary>
diff --git a/Framework/YLErp.Core/DBModels/SwapFlowEvent.cs b/Framework/YLErp.Core/DBModels/SwapFlowEvent.cs
index 305568af..c4c9e6df 100644
--- a/Framework/YLErp.Core/DBModels/SwapFlowEvent.cs
+++ b/Framework/YLErp.Core/DBModels/SwapFlowEvent.cs
@@ -388,7 +388,7 @@ namespace YLErp.DBModels
         /// 成交收益率
         /// </summary>
         [NotMapped]
-        public decimal InitYtm { get; set; }
+        public decimal? InitYtm { get; set; }
 
     }
 }
diff --git a/Framework/YLErp.Core/DBModels/SwapPosition.cs b/Framework/YLErp.Core/DBModels/SwapPosition.cs
index f9e1a8a8..bcc18c36 100644
--- a/Framework/YLErp.Core/DBModels/SwapPosition.cs
+++ b/Framework/YLErp.Core/DBModels/SwapPosition.cs
@@ -232,7 +232,7 @@ namespace YLErp.DBModels
         /// <summary>
         /// 期初收益率
         /// </summary>
-        public decimal InitYtm { get; set; }
+        public decimal? InitYtm { get; set; }
         /// <summary>
         /// 是否无效
         /// </summary>
diff --git a/YLErpDAL/Model/ClientSwapPositionRequest.cs b/YLErpDAL/Model/ClientSwapPositionRequest.cs
index 77c98722..c4883a06 100644
--- a/YLErpDAL/Model/ClientSwapPositionRequest.cs
+++ b/YLErpDAL/Model/ClientSwapPositionRequest.cs
@@ -45,7 +45,7 @@ namespace YLErp.Model
         /// </summary>
         public decimal TradingFee { get; set; }
 
-        public decimal InitYtm { get; set; }
+        public decimal? InitYtm { get; set; }
 
         /// <summary>
         /// 净额结算金额 互换持仓价值+待返还的预付金本金
diff --git a/YLErpDAL/Model/SwapFlowEventExportModel.cs b/YLErpDAL/Model/SwapFlowEventExportModel.cs
index 901ff943..d710bf22 100644
--- a/YLErpDAL/Model/SwapFlowEventExportModel.cs
+++ b/YLErpDAL/Model/SwapFlowEventExportModel.cs
@@ -98,5 +98,7 @@ namespace YLErp.Model
         public string DividendIn { get; set; }
 
         public string OptLog { get; set; }
+
+        public decimal? InitYtm { get; set; }
     }
 }
diff --git a/YLErpDAL/Model/Trade.cs b/YLErpDAL/Model/Trade.cs
index d0ae332e..98e5ada5 100644
--- a/YLErpDAL/Model/Trade.cs
+++ b/YLErpDAL/Model/Trade.cs
@@ -336,7 +336,7 @@ namespace YLErp.DBModels
         public double DividendRatio { get; internal set; }
 
         [DisplayName("簿记后生成的成交收益率")]
-        public decimal InitYtm { get; set; }
+        public decimal? InitYtm { get; set; }
 
         public string GetDataTraceKeyInfo()
         {
diff --git a/YLErpDAL/Modules/SwapModule/SwapFlowEventService.cs b/YLErpDAL/Modules/SwapModule/SwapFlowEventService.cs
index ceba0abc..3bad869c 100644
--- a/YLErpDAL/Modules/SwapModule/SwapFlowEventService.cs
+++ b/YLErpDAL/Modules/SwapModule/SwapFlowEventService.cs
@@ -502,7 +502,7 @@ namespace YLErp.Modules.SwapModule
             var tds= retListResult.rows.Select(x => x.FlowEvent.SwapTradeId).Distinct().ToList();
             var posiList = DbContext.swap_position.Where(s => !s.Invalid && s.IsInitial && tds.Contains(s.SwapTradeId) && !string.IsNullOrEmpty(s.FloatRateUnderlyingCode)).ToList();
             // 查询成交收益率
-            Dictionary<int, decimal> ytmMap = DbContext.trade.AsNoTracking().Where(p => tds.Contains(p.id)).ToList().ToDictionary(t => t.id, t => t.InitYtm);
+            Dictionary<int, decimal?> ytmMap = DbContext.trade.AsNoTracking().Where(p => tds.Contains(p.id)).ToList().ToDictionary(t => t.id, t => t.InitYtm);
             foreach (var item in retListResult.rows)
             {
                 item.FlowEvent.DividendPending = -item.FlowEvent.DividendPending;
diff --git a/YLErpDAL/Modules/SwapModule/SwapFlowService.cs b/YLErpDAL/Modules/SwapModule/SwapFlowService.cs
index 3657f104..24ed1178 100644
--- a/YLErpDAL/Modules/SwapModule/SwapFlowService.cs
+++ b/YLErpDAL/Modules/SwapModule/SwapFlowService.cs
@@ -282,7 +282,7 @@ namespace YLErp.Modules.SwapModule
             }
             var retListResult = eventQuery.ToSearchList(req);
             List<trade_extend> extendList = null;
-            Dictionary<int, decimal> ytmMap = new Dictionary<int, decimal>();
+            Dictionary<int, decimal?> ytmMap = new Dictionary<int, decimal?>();
             if (retListResult != null && retListResult.rows != null && retListResult.rows.Any())
             {
                 var tradeIds = retListResult.rows.Where(p => p.PayDate == null || p.EventType != (int)SwapEventTypeEnum.平仓).Select(p => p.SwapTradeId).Distinct().ToList();
@@ -381,6 +381,7 @@ namespace YLErp.Modules.SwapModule
                 exportModel.MarkClosePnl = item.MarkClosePnl.OtcFormatMoney(false, 4);
                 exportModel.DividendIn = item.DividendIn.OtcFormatMoney(false, 4);
                 exportModel.OptLog = item.OptLog;
+                exportModel.InitYtm = item.InitYtm;
                 list.Add(exportModel);
             }
             var tplFilePath = OtcAppContext.MapPath("/App_Docs");
diff --git a/YLErpDAL/Modules/SwapModule/SwapTradeService.cs b/YLErpDAL/Modules/SwapModule/SwapTradeService.cs
index b04c8b49..962cec7a 100644
--- a/YLErpDAL/Modules/SwapModule/SwapTradeService.cs
+++ b/YLErpDAL/Modules/SwapModule/SwapTradeService.cs
@@ -386,7 +386,7 @@ namespace YLErp.Modules.SwapModule
                 OptId = UserInfo.UserId,
                 OptName = UserInfo.UserName,
                 UnderlyingInstrumentType = underlying.UnderlyingInstrumentType,
-                InitYtm = flowMerge.InitYtm ?? 0
+                InitYtm = flowMerge.InitYtm
             };
             td.swap_positions.Add(floatPosition);
             swap_position interestPosition = new swap_position()
@@ -579,7 +579,7 @@ namespace YLErp.Modules.SwapModule
             dbTrade.trade_extend = req.trade_extend;
             dbTrade.swap_positions = req.swap_positions;
             dbTrade.MetaDic = req.MetaDic;
-            dbTrade.InitYtm = req.swap_positions.FirstOrDefault(p => p.InitYtm > 0)?.InitYtm ?? 0m;
+            dbTrade.InitYtm = req.swap_positions.FirstOrDefault(p => p.InitYtm != null)?.InitYtm;
             InnerSaveTrade(false, dbTrade, changsStr, changeConfirmStatus);
 
             return dbTrade;
diff --git a/YLErpWeb/App_Docs/导出模板/互换开平仓事件流水导出模板.xlsx b/YLErpWeb/App_Docs/导出模板/互换开平仓事件流水导出模板.xlsx
index ea91fe5b..aacc08b6 100644
Binary files a/YLErpWeb/App_Docs/导出模板/互换开平仓事件流水导出模板.xlsx and b/YLErpWeb/App_Docs/导出模板/互换开平仓事件流水导出模板.xlsx differ
diff --git a/YLErpWeb/wwwroot/Scripts/app/swaptrade/eventlist.js b/YLErpWeb/wwwroot/Scripts/app/swaptrade/eventlist.js
index 1838596e..e9f8f6b7 100644
--- a/YLErpWeb/wwwroot/Scripts/app/swaptrade/eventlist.js
+++ b/YLErpWeb/wwwroot/Scripts/app/swaptrade/eventlist.js
@@ -194,9 +194,13 @@ var getColModelGrid = function () {
             label: '成交收益率',
             width: 90,
             align: 'center',
-            formatter: otcformat.trading.premiumRateP
-        },
-        {
+            formatter: function (cellValue, options, rowObject) {
+                if (cellValue == null) {
+                    return "";
+                }
+                return otcformat.trading.premiumRateP(cellValue);
+            }
+        }, {
             name: 'TradingAmountNetFeeAvg',
             label: '成交净价(含费)',
             width: 90,