Annual Report 2023

Annual Report 2023

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Key figures environment

Environmental impact

 

 

2023

 

2022

 

Deviation

 

 

Million UBP

 

Million UBP

 

%

Electricity

 

48,372

 

73,398

 

-34.1

Combustibles

 

130,698

 

149,056

 

-12.3

Fuels

 

20,056

 

19,869

 

0.9

Disposal

 

3,325

 

3,540

 

-6.1

Solvents

 

990

 

1,118

 

-11.4

Water and waste water

 

1,153

 

1,193

 

-3.4

Total

 

204,594

 

248,174

 

-17.6

Environmental impact measured in eco-points (UBP) according to Swiss ecological scarcity method (version 2021), based on Ecoinvent data (version 3.8) and local electricity mix (market-based)

Material usage

 

 

2023

 

2022

 

Deviation

 

 

Tonnes

 

Tonnes

 

%

Raw material plastics

 

68,976

 

82,903

 

-16.8

Raw material metal

 

55,674

 

70,174

 

-20.7

Raw material mineral

 

149,940

 

179,036

 

-16.3

Other raw materials

 

94

 

123

 

-23.6

Semi-finished products

 

52,694

 

67,230

 

-21.6

Finished products

 

54,146

 

68,878

 

-21.4

Total

 

381,524

 

468,344

 

-18.5

Adjusted data basis (also for previous year’s figures)

Energy consumption

 

 

2023

 

2022

 

Deviation

 

 

GWh

 

GWh

 

%

Electricity

 

198.9

 

219.0

 

-9.1

District heating

 

15.6

 

15.9

 

-1.6

Combustibles

 

393.7

 

452.9

 

-13.1

Natural gas

 

319.8

 

372.9

 

-14.2

Biogas

 

6.3

 

8.0

 

-21.6

Liquified petroleum gas (LPG)

 

66.8

 

71.6

 

-6.6

Diesel for electricity generation

 

0.3

 

0.2

 

24.9

Heating oil extra light

 

0.50

 

0.10

 

338.6

Fuels

 

25.2

 

24.9

 

1.0

Total

 

633.4

 

712.6

 

-11.1

Electricity mix

 

 

 

 

Renewable

 

Fossil

 

Nuclear

 

Others

2023

 

GWh

 

%

 

%

 

%

 

%

Europe

 

57.4

 

45.3

 

35.1

 

17.9

 

1.7

USA

 

4.8

 

7.3

 

67.1

 

25.4

 

0.2

China

 

5.6

 

30.1

 

66.5

 

3.4

 

0.0

India

 

2.8

 

21.2

 

76.2

 

2.6

 

0.0

Green electricity

 

128.3

 

100.0

 

0.0

 

0.0

 

0.0

Total

 

198.9

 

78.9

 

14.7

 

5.9

 

0.5

Calculation based on local electricity mix (market-based)

 

 

 

 

Renewable

 

Fossil

 

Nuclear

 

Others

2022

 

GWh

 

%

 

%

 

%

 

%

Europe

 

93.6

 

44.4

 

40.9

 

14.7

 

0.0

USA

 

5.0

 

7.3

 

72.9

 

19.8

 

0.0

China

 

6.0

 

30.1

 

66.5

 

3.4

 

0.0

India

 

2.6

 

21.6

 

75.6

 

2.8

 

0.0

Green electricity

 

111.8

 

100.0

 

0.0

 

0.0

 

0.0

Total

 

219.0

 

71.3

 

21.8

 

6.9

 

0.0

Calculation based on local electricity mix (market-based)

CO2 emissions

 

 

2023

 

2022

 

Deviation

 

 

Tonnes

 

Tonnes

 

%

Scope 1

 

91,724

 

103,782

 

-11.6

Combustibles

 

84,543

 

96,881

 

-12.7

Fuels

 

6,864

 

6,641

 

3.4

Process emissions

 

317

 

260

 

22.2

Scope 2

 

29,290

 

46,809

 

-37.4

Electricity

 

28,985

 

46,497

 

-37.7

District heating

 

305

 

312

 

-2.3

Scope 1 and 2 1

 

121,014

 

150,591

 

-19.6

 

 

 

 

 

 

 

Scope 3

 

 

 

 

 

 

Purchased materials 2

 

555,619

 

706,192

 

-21.3

Provision of combustibles and fuels

 

23,653

 

26,273

 

-10.0

Business flights

 

695

 

732

 

-5.1

Intercompany and distribution logistics

 

52,815

 

65,889

 

-19.8

Use of sold products 3

 

38,152

 

44,668

 

-14.6

Disposal of sold products 2

 

219,151

 

265,750

 

-17.5

CO2 emissions calculated according to IPCC 2013, based on Ecoinvent data (version 3.8) and local electricity mix (market-based)

1

Including 3,468 tonnes of CO2 emissions from rented or leased buildings and vehicles

2

Adjusted data basis and update of CO2 factors (also for previous year’s values)

3

CO2 emissions from electricity consumption and warm water generation

Air emissions

 

 

 

 

2023

 

2022

 

Deviation

 

 

kg

 

kg

 

%

NOx

 

Direct

 

66,775

 

76,099

 

-12.3

 

 

Indirect

 

76,149

 

118,526

 

-35.8

 

 

Total NOx

 

142,924

 

194,625

 

-26.6

SO2

 

Direct

 

77,660

 

85,110

 

-8.8

 

 

Indirect

 

86,257

 

170,898

 

-49.5

 

 

Total SO2

 

163,917

 

256,008

 

-36.0

NMVOC

 

Direct

 

97,537

 

117,885

 

-17.3

 

 

Indirect

 

9,618

 

11,929

 

-19.4

 

 

Total NMVOC

 

107,155

 

129,814

 

-17.5

Dust (PM10)

 

Direct

 

26,963

 

27,923

 

-3.4

 

 

Indirect

 

58,803

 

70,128

 

-16.1

 

 

Total dust

 

85,766

 

98,051

 

-12.5

CFC11 equivalents

 

Direct

 

0.0

 

0.0

 

0.0

 

 

Indirect

 

1.5

 

2.0

 

-23.9

 

 

Total CFC11 equivalents

 

1.5

 

2.0

 

-23.9

Calculation based on Ecoinvent data (version 3.8), adjusted calculation method for direct and indirect air emissions (also for previous year’s figures)

Water

 

 

2023

 

2022

 

Deviation

 

 

m 3

 

m 3

 

%

Drinking water

 

266,841

 

314,280

 

-15.1

Well water

 

377,318

 

370,506

 

1.8

River and lake water

 

199,260

 

214,710

 

-7.2

Rain water

 

6,759

 

8,911

 

-24.2

Total

 

850,178

 

908,407

 

-6.4

Waste water

 

 

2023

 

2022

 

Deviation

 

 

m 3

 

m 3

 

%

Domestic waste water

 

166,113

 

170,113

 

-2.4

Process water ceramic

 

466,764

 

489,961

 

-4.7

Other waste water

 

12,974

 

13,256

 

-2.1

Total

 

645,851

 

673,330

 

-4.1

Waste

 

 

2023

 

2022

 

Deviation

 

 

Tonnes

 

Tonnes

 

%

To incineration

 

1,232

 

1,292

 

-4.7

To inert waste landfill

 

12,435

 

8,622

 

44.2

To mixed waste landfill

 

437

 

494

 

-11.4

To external recycling

 

45,282

 

55,787

 

-18.8

To hazardous waste incineration

 

589

 

639

 

-7.9

To hazardous waste recycling

 

638

 

720

 

-11.4

Total

 

60,613

 

67,554

 

-10.3

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