key: energy_heat_production
groups:
  - header: energy_renewable_heat
    items:
      - key: input_energy_heater_for_heat_network_wood_pellets_production
        unit: 'TJ'
      - key: input_energy_heater_for_heat_network_geothermal_production
        unit: 'TJ'
      - key: input_energy_heater_for_heat_network_waste_mix_production
        unit: 'TJ'

  - header: energy_import_residual_heat
    items:
      - key: energy_import_heat_demand
        unit: 'TJ'

  - header: energy_fossil_heat
    items:
      - key: input_energy_heater_for_heat_network_network_gas_production
        unit: 'TJ'
      - key: input_energy_heater_for_heat_network_coal_production
        unit: 'TJ'
      - key: input_energy_heater_for_heat_network_crude_oil_production
        unit: 'TJ'

  - header: energy_heat_loss
    items:
      - key: energy_heat_network_loss_demand
        unit: 'TJ'

key: energy_heat_production
groups:
  - header: energy_renewable_heat
    items:
      - key: input_energy_heater_for_heat_network_wood_pellets_production
        unit: 'TJ'
      - key: input_energy_heater_for_heat_network_geothermal_production
        unit: 'TJ'
      - key: input_energy_heater_for_heat_network_waste_mix_production
        unit: 'TJ'

  - header: energy_import_residual_heat
    items:
      - key: energy_import_heat_demand
        unit: 'TJ'

  - header: energy_fossil_heat
    items:
      - key: input_energy_heater_for_heat_network_network_gas_production
        unit: 'TJ'
      - key: input_energy_heater_for_heat_network_coal_production
        unit: 'TJ'
      - key: input_energy_heater_for_heat_network_crude_oil_production
        unit: 'TJ'

Remove heat network loss interface element
Remove heat network loss interface element

Heat network losses are now calculated based on parent values
