Index: Ringtoets/Piping/src/Ringtoets.Piping.Data/PipingCalculationScenario.cs
===================================================================
diff -u -r0b081b2391e73b7e3ff04ef31fafd2df1b1571e3 -r8323c6cbe3f292646a254938161e17c42d13d10c
--- Ringtoets/Piping/src/Ringtoets.Piping.Data/PipingCalculationScenario.cs	(.../PipingCalculationScenario.cs)	(revision 0b081b2391e73b7e3ff04ef31fafd2df1b1571e3)
+++ Ringtoets/Piping/src/Ringtoets.Piping.Data/PipingCalculationScenario.cs	(.../PipingCalculationScenario.cs)	(revision 8323c6cbe3f292646a254938161e17c42d13d10c)
@@ -45,14 +45,16 @@
             IsRelevant = true;
         }
 
-        /// <summary>
-        /// Gets or sets whether this scenario is relevant or not.
-        /// </summary>
         public bool IsRelevant { get; set; }
 
-        /// <summary>
-        /// Gets the contribution of the scenario.
-        /// </summary>
         public RoundedDouble Contribution { get; set; }
+
+        public RoundedDouble Probability
+        {
+            get
+            {
+                return SemiProbabilisticOutput != null ? SemiProbabilisticOutput.PipingProbability : (RoundedDouble) double.NaN;
+            }
+        }
     }
 }
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