diff --git a/climada/engine/unsequa/calc_delta_climate.py b/climada/engine/unsequa/calc_delta_climate.py
index 93fdfec96..97d45e825 100644
--- a/climada/engine/unsequa/calc_delta_climate.py
+++ b/climada/engine/unsequa/calc_delta_climate.py
@@ -280,8 +280,10 @@ def uncertainty(
         at_event_unc_df = pd.DataFrame(at_event_list)
 
         if calc_eai_exp:
-            exp = self.exp_input_var.evaluate()
-            coord_df = exp.gdf[["latitude", "longitude"]]
+            exp = self.exp_final_input_var.evaluate()
+            coord_df = pd.DataFrame.from_dict(
+                {"latitude": exp.latitude, "longitude": exp.longitude}
+            )
         else:
             coord_df = pd.DataFrame([])