diff --git a/scripts/prepare_sector_network.py b/scripts/prepare_sector_network.py
index dfa06cac..6735fd7e 100644
--- a/scripts/prepare_sector_network.py
+++ b/scripts/prepare_sector_network.py
@@ -2417,28 +2417,22 @@ def add_biomass(n, costs):
             bus4=spatial.co2.df.loc[urban_central, "nodes"].values,
             carrier="urban central solid biomass CHP CC",
             p_nom_extendable=True,
-            capital_cost=costs.at[key, "fixed"] * costs.at[key, "efficiency"]
+            capital_cost=costs.at[key + " CC", "fixed"] * costs.at[key + " CC", "efficiency"]
             + costs.at["biomass CHP capture", "fixed"]
             * costs.at["solid biomass", "CO2 intensity"],
-            marginal_cost=costs.at[key, "VOM"],
-            efficiency=costs.at[key, "efficiency"]
+            marginal_cost=costs.at[key + " CC", "VOM"],
+            efficiency=costs.at[key + " CC", "efficiency"]
             - costs.at["solid biomass", "CO2 intensity"]
             * (
                 costs.at["biomass CHP capture", "electricity-input"]
                 + costs.at["biomass CHP capture", "compression-electricity-input"]
             ),
-            efficiency2=costs.at[key, "efficiency-heat"]
-            + costs.at["solid biomass", "CO2 intensity"]
-            * (
-                costs.at["biomass CHP capture", "heat-output"]
-                + costs.at["biomass CHP capture", "compression-heat-output"]
-                - costs.at["biomass CHP capture", "heat-input"]
-            ),
+            efficiency2=costs.at[key + " CC", "efficiency-heat"],
             efficiency3=-costs.at["solid biomass", "CO2 intensity"]
             * costs.at["biomass CHP capture", "capture_rate"],
             efficiency4=costs.at["solid biomass", "CO2 intensity"]
             * costs.at["biomass CHP capture", "capture_rate"],
-            lifetime=costs.at[key, "lifetime"],
+            lifetime=costs.at[key + " CC", "lifetime"],
         )
 
     if options["biomass_boiler"]: