diff --git a/AsbCloudInfrastructure/Services/WellOperationService/OperationsStatService.cs b/AsbCloudInfrastructure/Services/WellOperationService/OperationsStatService.cs
index a63586e6..edd8df56 100644
--- a/AsbCloudInfrastructure/Services/WellOperationService/OperationsStatService.cs
+++ b/AsbCloudInfrastructure/Services/WellOperationService/OperationsStatService.cs
@@ -193,7 +193,7 @@ public class OperationsStatService : IOperationsStatService
 
         var operationTo = factOperations.Last();
 
-        return (operationTo.DateStart.AddHours(operationFrom.DurationHours) - operationFrom.DateStart).TotalDays;
+        return (operationTo.DateStart.AddHours(operationTo.DurationHours) - operationFrom.DateStart).TotalDays;
     }
 
     private static double? CalcTvdLagDays(IEnumerable<WellOperation> wellOperations)
@@ -218,14 +218,8 @@ public class OperationsStatService : IOperationsStatService
 
         var lastFactOperation = factOperations.Last();
 
-        var remainingPlanOperations = operationsOrdered
-            .Where(o => o.IdType == WellOperation.IdOperationTypePlan)
-            .Where(o => o.DateStart > lastCorrespondingPlanOperation.DateStart);
-
-        var durationRemain = remainingPlanOperations.Sum(o => o.DurationHours);
-
-        var factEnd = lastFactOperation.DateStart.AddHours(durationRemain + lastFactOperation.DurationHours);
-        var planEnd = lastCorrespondingFactOperation.DateStart.AddHours(durationRemain + lastCorrespondingFactOperation.DurationHours);
+        var factEnd = lastFactOperation.DateStart.AddHours(lastFactOperation.DurationHours);
+        var planEnd = lastCorrespondingFactOperation.DateStart.AddHours(lastCorrespondingFactOperation.DurationHours);
         var lagDays = (planEnd - factEnd).TotalDays;
 
         return lagDays;