diff --git a/CarbonCalculation.cs b/CarbonCalculation.cs
index 89f5e03..810f83e 100644
--- a/CarbonCalculation.cs
+++ b/CarbonCalculation.cs
@@ -553,7 +553,7 @@ namespace FarmMapsAPI.Carbon
                                 newValue = 0.024 * item.Value + 0.228;
                                 valueList.Add(new ColumnValue(item.Key, newValue));
                                 break;
-                            case "Corn_Cob_mix":
+                            case "Corn_cob_mix":
                                 newValue = 0.024 * item.Value + 0.228;
                                 valueList.Add(new ColumnValue(item.Key, newValue));
                                 break;