diff --git a/templates.yaml b/templates.yaml
index 4505050..39ccde6 100644
--- a/templates.yaml
+++ b/templates.yaml
@@ -44,7 +44,7 @@
       unit_of_measurement: kW
       default_entity_id: sensor.home_only_power
       name: Home Power without HP Pump and EVcharge
-      state: "{{ (states('sensor.pw_load_power') | float) - (states('sensor.evcharge_total_power') | float) - ((states('sensor.hp_power') | float ) / 1000) }}"
+      state: "{{ max(0, (states('sensor.pw_load_power') | float ) - (states('sensor.evcharge_total_power') | float) - ((states('sensor.hp_power') | float ) / 1000) - (((states('sensor.ac_power_monitoring_power_ab') | float ) / 1000) ) | round(3, 'half'))  }}"
 
 - sensor:
     - unique_id: ev_heat_power