Index: Riskeer/DuneErosion/src/Riskeer.DuneErosion.Forms/PropertyClasses/DuneErosionFailureMechanismProperties.cs
===================================================================
diff -u -rb6d551bba6ee880ac9d8e271f87bea13a67962ce -r0ab978fb52863fc66483fbcd81ebe429b9eac955
--- Riskeer/DuneErosion/src/Riskeer.DuneErosion.Forms/PropertyClasses/DuneErosionFailureMechanismProperties.cs	(.../DuneErosionFailureMechanismProperties.cs)	(revision b6d551bba6ee880ac9d8e271f87bea13a67962ce)
+++ Riskeer/DuneErosion/src/Riskeer.DuneErosion.Forms/PropertyClasses/DuneErosionFailureMechanismProperties.cs	(.../DuneErosionFailureMechanismProperties.cs)	(revision 0ab978fb52863fc66483fbcd81ebe429b9eac955)
@@ -67,9 +67,6 @@
                 },
                 {
                     nameof(Group), constructionProperties.GroupPropertyIndex
-                },
-                {
-                    nameof(Contribution), constructionProperties.ContributionPropertyIndex
                 }
             };
         }
@@ -104,11 +101,6 @@
             /// </summary>
             public int GroupPropertyIndex { get; set; }
 
-            /// <summary>
-            /// Gets or sets the property index for <see cref="DuneErosionFailureMechanismProperties.Contribution"/>.
-            /// </summary>
-            public int ContributionPropertyIndex { get; set; }
-
             #endregion
         }
 
@@ -150,18 +142,6 @@
             }
         }
 
-        [DynamicPropertyOrder]
-        [ResourcesCategory(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.Categories_General))]
-        [ResourcesDisplayName(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_Contribution_DisplayName))]
-        [ResourcesDescription(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_Contribution_Description))]
-        public double Contribution
-        {
-            get
-            {
-                return data.Contribution;
-            }
-        }
-
         #endregion
     }
 }
\ No newline at end of file
Index: Riskeer/DuneErosion/src/Riskeer.DuneErosion.Forms/PropertyClasses/DuneErosionFailurePathProperties.cs
===================================================================
diff -u -rd42064dbdf795d14a297aa79cb651540c2f11ec9 -r0ab978fb52863fc66483fbcd81ebe429b9eac955
--- Riskeer/DuneErosion/src/Riskeer.DuneErosion.Forms/PropertyClasses/DuneErosionFailurePathProperties.cs	(.../DuneErosionFailurePathProperties.cs)	(revision d42064dbdf795d14a297aa79cb651540c2f11ec9)
+++ Riskeer/DuneErosion/src/Riskeer.DuneErosion.Forms/PropertyClasses/DuneErosionFailurePathProperties.cs	(.../DuneErosionFailurePathProperties.cs)	(revision 0ab978fb52863fc66483fbcd81ebe429b9eac955)
@@ -49,10 +49,25 @@
             {
                 NamePropertyIndex = namePropertyIndex,
                 CodePropertyIndex = codePropertyIndex,
-                GroupPropertyIndex = groupPropertyIndex,
-                ContributionPropertyIndex = contributionPropertyIndex
+                GroupPropertyIndex = groupPropertyIndex
             }) {}
 
+        #region General
+
+        [PropertyOrder(contributionPropertyIndex)]
+        [ResourcesCategory(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.Categories_General))]
+        [ResourcesDisplayName(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_Contribution_DisplayName))]
+        [ResourcesDescription(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_Contribution_Description))]
+        public double Contribution
+        {
+            get
+            {
+                return data.Contribution;
+            }
+        }
+
+        #endregion
+
         #region Length effect parameters
 
         [PropertyOrder(nPropertyIndex)]
Index: Riskeer/DuneErosion/src/Riskeer.DuneErosion.Forms/PropertyClasses/DuneErosionHydraulicLoadsProperties.cs
===================================================================
diff -u -rd42064dbdf795d14a297aa79cb651540c2f11ec9 -r0ab978fb52863fc66483fbcd81ebe429b9eac955
--- Riskeer/DuneErosion/src/Riskeer.DuneErosion.Forms/PropertyClasses/DuneErosionHydraulicLoadsProperties.cs	(.../DuneErosionHydraulicLoadsProperties.cs)	(revision d42064dbdf795d14a297aa79cb651540c2f11ec9)
+++ Riskeer/DuneErosion/src/Riskeer.DuneErosion.Forms/PropertyClasses/DuneErosionHydraulicLoadsProperties.cs	(.../DuneErosionHydraulicLoadsProperties.cs)	(revision 0ab978fb52863fc66483fbcd81ebe429b9eac955)
@@ -32,7 +32,6 @@
         private const int namePropertyIndex = 1;
         private const int codePropertyIndex = 2;
         private const int groupPropertyIndex = 3;
-        private const int contributionPropertyIndex = 4;
 
         /// <summary>
         /// Creates a new instance of <see cref="DuneErosionHydraulicLoadsProperties"/>.
@@ -44,8 +43,7 @@
             {
                 NamePropertyIndex = namePropertyIndex,
                 CodePropertyIndex = codePropertyIndex,
-                GroupPropertyIndex = groupPropertyIndex,
-                ContributionPropertyIndex = contributionPropertyIndex
+                GroupPropertyIndex = groupPropertyIndex
             }) {}
     }
 }
\ No newline at end of file
Index: Riskeer/DuneErosion/test/Riskeer.DuneErosion.Forms.Test/PropertyClasses/DuneErosionFailureMechanismPropertiesTest.cs
===================================================================
diff -u -rb6d551bba6ee880ac9d8e271f87bea13a67962ce -r0ab978fb52863fc66483fbcd81ebe429b9eac955
--- Riskeer/DuneErosion/test/Riskeer.DuneErosion.Forms.Test/PropertyClasses/DuneErosionFailureMechanismPropertiesTest.cs	(.../DuneErosionFailureMechanismPropertiesTest.cs)	(revision b6d551bba6ee880ac9d8e271f87bea13a67962ce)
+++ Riskeer/DuneErosion/test/Riskeer.DuneErosion.Forms.Test/PropertyClasses/DuneErosionFailureMechanismPropertiesTest.cs	(.../DuneErosionFailureMechanismPropertiesTest.cs)	(revision 0ab978fb52863fc66483fbcd81ebe429b9eac955)
@@ -35,7 +35,6 @@
         private const int namePropertyIndex = 0;
         private const int codePropertyIndex = 1;
         private const int groupPropertyIndex = 2;
-        private const int contributionPropertyIndex = 3;
 
         [Test]
         public void Constructor_DataNull_ThrowArgumentNullException()
@@ -77,7 +76,6 @@
             Assert.AreEqual(failureMechanism.Name, properties.Name);
             Assert.AreEqual(failureMechanism.Code, properties.Code);
             Assert.AreEqual(failureMechanism.Group, properties.Group);
-            Assert.AreEqual(failureMechanism.Contribution, properties.Contribution);
         }
 
         [Test]
@@ -91,13 +89,12 @@
             {
                 NamePropertyIndex = namePropertyIndex,
                 CodePropertyIndex = codePropertyIndex,
-                GroupPropertyIndex = groupPropertyIndex,
-                ContributionPropertyIndex = contributionPropertyIndex
+                GroupPropertyIndex = groupPropertyIndex
             });
 
             // Assert
             PropertyDescriptorCollection dynamicProperties = PropertiesTestHelper.GetAllVisiblePropertyDescriptors(properties);
-            Assert.AreEqual(4, dynamicProperties.Count);
+            Assert.AreEqual(3, dynamicProperties.Count);
 
             const string generalCategory = "Algemeen";
 
@@ -121,13 +118,6 @@
                                                                             "Groep",
                                                                             "De groep waar het toetsspoor toe behoort.",
                                                                             true);
-
-            PropertyDescriptor contributionProperty = dynamicProperties[contributionPropertyIndex];
-            PropertiesTestHelper.AssertRequiredPropertyDescriptorProperties(contributionProperty,
-                                                                            generalCategory,
-                                                                            "Faalkansbijdrage [%]",
-                                                                            "Procentuele bijdrage van dit toetsspoor aan de totale overstromingskans van het traject.",
-                                                                            true);
         }
     }
 }
\ No newline at end of file
Index: Riskeer/DuneErosion/test/Riskeer.DuneErosion.Forms.Test/PropertyClasses/DuneErosionHydraulicLoadsPropertiesTest.cs
===================================================================
diff -u -rb6d551bba6ee880ac9d8e271f87bea13a67962ce -r0ab978fb52863fc66483fbcd81ebe429b9eac955
--- Riskeer/DuneErosion/test/Riskeer.DuneErosion.Forms.Test/PropertyClasses/DuneErosionHydraulicLoadsPropertiesTest.cs	(.../DuneErosionHydraulicLoadsPropertiesTest.cs)	(revision b6d551bba6ee880ac9d8e271f87bea13a67962ce)
+++ Riskeer/DuneErosion/test/Riskeer.DuneErosion.Forms.Test/PropertyClasses/DuneErosionHydraulicLoadsPropertiesTest.cs	(.../DuneErosionHydraulicLoadsPropertiesTest.cs)	(revision 0ab978fb52863fc66483fbcd81ebe429b9eac955)
@@ -33,7 +33,6 @@
         private const int namePropertyIndex = 0;
         private const int codePropertyIndex = 1;
         private const int groupPropertyIndex = 2;
-        private const int contributionPropertyIndex = 3;
 
         [Test]
         public void Constructor_ExpectedValues()
@@ -50,7 +49,6 @@
             Assert.AreEqual(failureMechanism.Name, properties.Name);
             Assert.AreEqual(failureMechanism.Code, properties.Code);
             Assert.AreEqual(failureMechanism.Group, properties.Group);
-            Assert.AreEqual(failureMechanism.Contribution, properties.Contribution);
         }
 
         [Test]
@@ -64,7 +62,7 @@
 
             // Assert
             PropertyDescriptorCollection dynamicProperties = PropertiesTestHelper.GetAllVisiblePropertyDescriptors(properties);
-            Assert.AreEqual(4, dynamicProperties.Count);
+            Assert.AreEqual(3, dynamicProperties.Count);
 
             const string generalCategory = "Algemeen";
 
@@ -88,13 +86,6 @@
                                                                             "Groep",
                                                                             "De groep waar het toetsspoor toe behoort.",
                                                                             true);
-
-            PropertyDescriptor contributionProperty = dynamicProperties[contributionPropertyIndex];
-            PropertiesTestHelper.AssertRequiredPropertyDescriptorProperties(contributionProperty,
-                                                                            generalCategory,
-                                                                            "Faalkansbijdrage [%]",
-                                                                            "Procentuele bijdrage van dit toetsspoor aan de totale overstromingskans van het traject.",
-                                                                            true);
         }
     }
 }
\ No newline at end of file