Siemens AG
Siemens AG's GHG Emissions Data Preview
In 2025, Siemens AG completed a corporate carbon footprint assessment and publicly disclosed its greenhouse gas (GHG) emissions according to the GHG Protocol, covering Scope 1 (direct emissions from owned or controlled sources), Scope 2 (indirect emissions from purchased energy) and Scope 3 (indirect emissions across the value chain).
Siemens AG has also provided a category-level breakdown for 12 out of 15 Scope 3 emissions categories, offering greater transparency into its value chain emissions.
| Metric (tCO2e) | 2025 | 2024 | 2023 | 2022 - 2017 |
|---|---|---|---|---|
Total Scope 1 | 0000000 | Copy/Paste is a PRO feature.  b | Copy/Paste is a PRO feature.  b | 0000000 |
Total Scope 2 | ||||
Market-Based | Copy/Paste is a PRO feature.  a | 0000000 | Copy/Paste is a PRO feature.  b | 0000000 |
Location-Based | Copy/Paste is a PRO feature.  a | 0000000 | Copy/Paste is a PRO feature.  c | 0000000 |
Total Scope 3 | Copy/Paste is a PRO feature.  a | Copy/Paste is a PRO feature.  b | 0000000 | 0000000 |
Total Scope 1 Revenue Intensity (tCO2e/$M) | 0000000 | Copy/Paste is a PRO feature.  b | Copy/Paste is a PRO feature.  b | 0000000 |
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bVerified Sources Behind Siemens AG’s Greenhouse Gas (GHG) Emissions Data
Every figure on this dashboard has a transparent audit trail. With Tracenable, each data point is traceable back to its original source, viewable directly inside our platform. Explore Siemens AG’s data sources below and access millions more through our Disclosure Search.
Insights into Siemens AG's Operational Emissions
In 2025, the total operational greenhouse gas (GHG) emissions of Siemens AG amounted to 921,300 metric tons of CO2 equivalent. This figure includes both direct emissions from owned or controlled sources (Scope 1) and indirect emissions from purchased energy (Scope 2).a
Compared to 2024, the total operational greenhouse gas (GHG) emissions of Siemens AG increased by 108.91%, suggesting that the company faced challenges in reducing its emissions from its core operations.ab
Siemens AG's Scope 1 Emissions Over Time
- Total Scope 1
- Year-over-Year Change
What are Siemens AG's Scope 1 emissions?
In 2025, the total Scope 1 emissions of Siemens AG were 288,300 metric tons of CO₂ equivalent (tCO₂e).a
Has Siemens AG reduced its Scope 1 emissions over time?
Since 2019, Siemens AG's Scope 1 emissions have decreased by 48.97%, reflecting a declining long-term trend in Scope 1 emissions over time.ad
Compared to the previous year (2024), Siemens AG's Scope 1 emissions decreased by 16.92%, highlighting the company's efforts to lower direct emissions from assets it owns or controls.ab
What are Siemens AG's Scope 2 emissions?
In 2025, Siemens AG reported Scope 2 greenhouse gas (GHG) emissions of 70,700 tCO₂e using the market-based method and 633,000 tCO₂e using the location-based method.a
Has Siemens AG reduced its Scope 2 emissions over time?
Since 2019, Siemens AG's Scope 2 greenhouse gas (GHG) emissions (Location-Based) have decreased by 19.05%, reflecting a declining long-term trend in Scope 2 emissions over time.ad
What methodology does Siemens AG use for Scope 2 reporting?
In 2025, Siemens AG reported its Scope 2 emissions using the market-based method and using the location-based method.a
Siemens AG's Scope 2 Emissions Over Time
- Total Scope 2 Location-Based
- Total Scope 2 Market-Based
Insights into Siemens AG's Value Chain Emissions
In 2025, Siemens AG reported 159,144,000 metric tons of CO₂ equivalent (tCO₂e) of Scope 3 greenhouse gas (GHG) emissions, representing indirect emissions across its upstream and downstream value chain.a
The 2025 disclosure of Siemens AG includes a breakdown across 12 of the 15 Scope 3 categories defined by the GHG Protocol, up from 9 in 2024, reflecting improved emissions accounting practices and greater transparency across the company's value chaina
Siemens AG's Scope 3 Emissions Over Time
- Total Scope 3
- Year-over-Year Change
What are Siemens AG's Scope 3 emissions?
In 2025, Siemens AG reported total Scope 3 emissions of 159,144,000 metric tons of CO₂ equivalent (tCO₂e).a
Approximately 7.21% of these emissions originated from upstream activities such as purchased goods and capital goods, while 92.79% came from downstream activities like product use, distribution, and end-of-life treatment.a
Has Siemens AG reduced its Scope 3 emissions over time?
Since 2019, Siemens AG's Scope 3 emissions have decreased by 11.2%, reflecting a declining long-term trend in Scope 3 emissions over time.a
Compared to the previous year (2024), Siemens AG's Scope 3 emissions decreased by 61.82%, highlighting the company's efforts to lower indirect emissions from its value chain.ab
What categories of Scope 3 emissions does Siemens AG disclose?
In 2025, Siemens AG reported emissions for 12 out of the 15 Scope 3 categories defined by the GHG Protocol.a
This reflects a high level of granularity and transparency in the company's emissions reporting.
What are the main sources of Siemens AG's Scope 3 emissions?
In 2025, the largest contributors to Siemens AG's Scope 3 emissions were:a
- Use of Sold Products (Cat. 11): 134,133,000 tCO₂e (84.28%)
- Purchased Goods and Services (Cat. 1): 9,425,000 tCO₂e (5.92%)
- Investments (Cat. 15): 6,911,000 tCO₂e (4.34%)
Siemens AG's Scope 3 Emissions by Categories
Insights into Siemens AG’s GHG Emissions Intensity Compared to Industry Peers
In 2025, Siemens AG reported Scope 1 greenhouse gas (GHG) emissions of 288,300 tCO₂e and total revenues of USD 92,591 millions. This translates into an emissions intensity of 3.11 tCO₂e per millions USD.a
Siemens AG's Scope 1 Emissions Intensity Compared to Peers
How does Siemens AG's GHG emissions intensity compare to its peers?
In 2025, Siemens AG reported a Scope 1 emissions intensity of 3.11 tCO₂e per millions USD. Compared to the peer group median of 5.52, this places the company below its industry benchmark, indicating it is more carbon-efficient than most competitors.a
Where does Siemens AG rank on GHG emissions intensity within its industry?
In 2025, Siemens AG ranked 3 out of 24 companies in its industry peer group, based on Scope 1 emissions intensity (measured in tCO₂e per millions USD).a
This places Siemens AG among the top performers, with one of the lowest emissions intensities relative to peers.a
Insights into Siemens AG's Total Carbon Footprint
In 2025, Siemens AG reported a total carbon footprint of 160,065,300 metric tons of CO₂ equivalent (tCO₂e) across Scope 1, Scope 2, and Scope 3 emissions. This represents a 61.64% decrease compared to 2024, indicating progress in reducing its overall greenhouse gas output.ab
The largest contributor to Siemens AG's total carbon footprint was Scope 3 emissions, accounting for 99.42% of the company's total carbon footprint, followed by Scope 2 emissions at 0.4%.a