Key figures environment
Environmental impact
| 2019 | 2018 | Deviation | |
| Environmental impact | UBP | UBP | % |
| Electricity | 93,736 | 97,762 | -4.1 |
| Combustibles | 93,641 | 98,070 | -4.5 |
| Fuels | 16,280 | 16,532 | -1.5 |
| Disposal | 4,312 | 3,844 | 12.2 |
| Solvents | 1,214 | 1,165 | 4.2 |
| Water and waste water | 2,531 | 2,489 | 1.7 |
| Total environmental impact | 211,714 | 219,862 | -3.7 |
| UBP = Ecopoints in million UBP in accordance with the Swiss Ecological Scarcity Method (version 2013) | |||
Material usage
| 2019 | 2018 | Deviation | |
| Material usage | Tonnes | Tonnes | % |
| Raw material plastics | 75,889 | 73,276 | 3.6 |
| Raw material metal | 68,349 | 66,010 | 3.5 |
| Raw material mineral | 170,647 | 176,211 | -3.2 |
| Other raw materials | 2,759 | 3,457 | -20.2 |
| Semi-finished products | 52,431 | 43,168 | 21.5 |
| Finished products | 49,638 | 47,451 | 4.6 |
| Total material usage | 419,713 | 409,573 | 2.5 |
Energy consumption
| Deviation | ||||
| Energy consumption | Unit | 2019 | 2018 | % |
| Electricity | GWh | 222.3 | 224.1 | -0.8 |
| District heating | GWh | 14.9 | 13.3 | 11.5 |
| Combustibles | ||||
| Natural gas | m3 | 40,817,278 | 43,076,216 | -5.2 |
| Biogas | m3 | 878,974 | 809,171 | 8.6 |
| Liquified petroleum gas (LPG) | Tonnes | 5,747.4 | 5,635.0 | 2.0 |
| Diesel for electricity generation | l | 19,375 | 36,019 | -46.2 |
| Heating oil extra light | Tonnes | 5.1 | 7.6 | -33.3 |
| Solid fuels | Tonnes | 0.0 | 1,307.1 | -100.0 |
| Fuels | ||||
| Gasoline | l | 249,292 | 242,845 | 2.7 |
| Diesel | l | 2,536,977 | 2,557,879 | -0.8 |
| Liquified petroleum gas (LPG) | kg | 141,646 | 165,684 | -14.5 |
| Natural gas (CNG) | kg | 3,281 | 4,847 | -32.3 |
| 2019 | 2018 | Deviation | |
| Energy consumption | TJ | TJ | % |
| Electricity | 800.2 | 806.7 | -0.8 |
| District heating | 53.5 | 48.0 | 11.5 |
| Combustibles | 1,784.8 | 1,882.9 | -5.2 |
| Natural gas | 1,485.8 | 1,567.9 | -5.2 |
| Biogas | 32.0 | 29.5 | 8.6 |
| Liquified petroleum gas (LPG) | 266.1 | 260.9 | 2.0 |
| Diesel for electricity generation | 0.7 | 1.3 | -46.2 |
| Heating oil extra light | 0.2 | 0.3 | -33.3 |
| Solid fuels | 0.0 | 23.0 | -100.0 |
| Fuels (gasoline, diesel, LPG, CNG) | 105.7 | 107.4 | -1.6 |
| Total energy consumption | 2,744.2 | 2,845.0 | -3.5 |
Electricity mix
| Renewable | Fossil | Nuclear | Others | ||
| Electricity mix 2019 | GWh | % | % | % | % |
| Europe | 155.3 | 25.0 | 53.8 | 19.8 | 1.4 |
| USA | 6.9 | 9.6 | 70.3 | 19.4 | 0.7 |
| China | 5.6 | 19.1 | 78.8 | 2.1 | 0.0 |
| India | 1.8 | 16.4 | 81.8 | 1.8 | 0.0 |
| Green electricity | 52.7 | 100.0 | 0.0 | 0.0 | 0.0 |
| Total electricity mix | 222.3 | 42.1 | 42.4 | 14.5 | 1.0 |
| Renewable | Fossil | Nuclear | Others | ||
| Electricity mix 2018 | GWh | % | % | % | % |
| Europe | 159.7 | 24.3 | 54.8 | 19.5 | 1.4 |
| USA | 6.6 | 9.6 | 70.3 | 19.4 | 0.7 |
| China | 5.9 | 19.1 | 78.8 | 2.1 | 0.0 |
| India | 1.8 | 16.4 | 81.8 | 1.8 | 0.0 |
| Green electricity | 50.1 | 100.0 | 0.0 | 0.0 | 0.0 |
| Total electricity mix | 224.1 | 40.6 | 43.8 | 14.6 | 1.0 |
Water and waste water
| 2019 | 2018 | Deviation | |
| Water | m3 | m3 | % |
| Drinking water | 376,430 | 271,311 | 38.7 |
| Well water | 414,902 | 517,658 | -19.9 |
| River and lake water | 238,037 | 232,096 | 2.6 |
| Rain water | 7,578 | 11,436 | -33.7 |
| Total water | 1,036,947 | 1,032,501 | 0.4 |
| 2019 | 2018 | Deviation | |
| Waste water | m3 | m3 | % |
| Domestic waste water | 223,404 | 201,427 | 10.9 |
| Process water ceramic | 558,128 | 583,883 | -4.4 |
| Other waste water | 18,107 | 22,846 | -20.7 |
| Total waste water | 799,639 | 808,156 | -1.1 |
Emissions
| 2019 | 2018 | Deviation | |||
| CO2 emissions | Tonnes | Tonnes | % | ||
| from combustibles (Scope 1) | 106,609 | 111,291 | -4.2 | ||
| from fuels (Scope 1) | 7,807 | 7,927 | -1.5 | ||
| from process emissions (Scope 1) | 608 | 229 | 165.4 | ||
| from electricity (Scope 2) | 107,160 | 111,973 | -4.3 | ||
| from district heating (Scope 2) | 455 | 64 | 612.3 | ||
| Total CO2 emissions | 222,639 | 231,484 | -3.8 | ||
| Calculation of CO2 emissions according to IPCC 2013 | |||||
| 2019 | 2018 | Deviation | |||
| Air emissions | kg | kg | % | ||
| NOx | direct | 51,686 | 55,858 | -7.5 | |
| indirect | 147,915 | 151,373 | -2.3 | ||
| Total NOx | 199,601 | 207,231 | -3.7 | ||
| SO2 | direct | 1,366 | 1,468 | -7.0 | |
| indirect | 286,047 | 293,364 | -2.5 | ||
| Total SO2 | 287,413 | 294,832 | -2.5 | ||
| NMVOC | direct | 74,797 | 84,086 | -11.0 | |
| indirect | 19,059 | 19,471 | -2.1 | ||
| Total NMVOC | 93,856 | 103,557 | -9.4 | ||
| Dust (PM10) | direct | 435 | 1,578 | -72.4 | |
| indirect | 30,916 | 31,720 | -2.5 | ||
| Total dust | 31,351 | 33,298 | -5.8 | ||
| CFC11 equivalents | direct | 0.7 | 0.4 | 70.5 | |
| indirect | 8.8 | 9.0 | -2.5 | ||
| Total CFC11 equivalents | 9.5 | 9.4 | 0.8 | ||
Calculation based on Ecoinvent data version 3.1 |
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Waste
| 2019 | 2018 | Deviation | |
| Waste | Tonnes | Tonnes | % |
| to incineration | 1,308 | 1,434 | -8.8 |
| to inert waste landfill | 13,580 | 18,082 | -24.9 |
| to mixed waste landfill | 971 | 933 | 4.1 |
| to external recycling | 62,717 | 62,260 | 0.7 |
| to hazardous waste incineration | 957 | 777 | 23.3 |
| to hazardous waste recycling | 516 | 588 | -12.3 |
| Total waste | 80,049 | 84,074 | -4.8 |
