diff --git a/Models/FarmMapsCarbonRequest.cs b/Models/FarmMapsCarbonRequest.cs
index 2e5d5ca..dc925ac 100644
--- a/Models/FarmMapsCarbonRequest.cs
+++ b/Models/FarmMapsCarbonRequest.cs
@@ -23,7 +23,7 @@ namespace FarmMapsAPI.Carbon.Models
         public int CalculateUntil { get; set; }
 
         [JsonIgnore]
-        public int CalculateFrom { get; set; }
+        public int CalculateFrom { get; set; } = 0;
     }
 
     public class CropFieldFarmMaps