diff --git a/src/Metrics/RideMetric.h b/src/Metrics/RideMetric.h
index 9e771d0cb..488e421e3 100644
--- a/src/Metrics/RideMetric.h
+++ b/src/Metrics/RideMetric.h
@@ -302,6 +302,9 @@ public:
     // Get the value and apply conversion if needed
     double value(bool metric) const;
 
+    // Apply conversion if needed to the supplied value
+    double value(double v, bool metric) const;
+
     // for averages the count of items included in the average
     double count() const; 
 
diff --git a/src/Metrics/UserMetric.cpp b/src/Metrics/UserMetric.cpp
index e7e7ae968..26ba22f1b 100644
--- a/src/Metrics/UserMetric.cpp
+++ b/src/Metrics/UserMetric.cpp
@@ -164,6 +164,14 @@ UserMetric::value(bool metric) const
     else return (value() * conversion()) + conversionSum();
 }
 
+// Apply conversion if needed to the supplied value
+double
+UserMetric::value(double v, bool metric) const
+{
+    if (metric) return v;
+    else return (v * conversion()) + conversionSum();
+}
+
 // for averages the count of items included in the average
 double
 UserMetric::count() const