Bayer AG
Bayer's GHG Emissions Data Preview
In 2025, Bayer 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).
Bayer has also provided a category-level breakdown for 14 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.  a | 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.  b | 0000000 |
Total Scope 3 | Copy/Paste is a PRO feature.  a | Copy/Paste is a PRO feature.  a | 0000000 | 0000000 |
Total Scope 1 Revenue Intensity (tCO2e/$M) | 0000000 | Copy/Paste is a PRO feature.  a | Copy/Paste is a PRO feature.  b | 0000000 |
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aVerified Sources Behind Bayer’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 Bayer’s data sources below and access millions more through our Disclosure Search.
Insights into Bayer's Operational Emissions
In 2025, the total operational greenhouse gas (GHG) emissions of Bayer amounted to 3,370,000 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 Bayer decreased by 4.53%, showing that the company has made progress in taking action to reduce the climate impact of its operations.a
Bayer's Scope 1 Emissions Over Time
- Total Scope 1
- Year-over-Year Change
What are Bayer's Scope 1 emissions?
In 2025, the total Scope 1 emissions of Bayer were 1,890,000 metric tons of CO₂ equivalent (tCO₂e).a
Has Bayer reduced its Scope 1 emissions over time?
Since 2019, Bayer's Scope 1 emissions have decreased by 9.13%, reflecting a declining long-term trend in Scope 1 emissions over time.a
Compared to the previous year (2024), Bayer's Scope 1 emissions remained relatively stable, indicating that Bayer's emissions have plateaued with no significant change in its operational footprint.a
What are Bayer's Scope 2 emissions?
In 2025, Bayer reported Scope 2 greenhouse gas (GHG) emissions of 900,000 tCO₂e using the market-based method and 1,480,000 tCO₂e using the location-based method.a
Has Bayer reduced its Scope 2 emissions over time?
Since 2019, Bayer's Scope 2 greenhouse gas (GHG) emissions (Location-Based) have decreased by 16.38%, reflecting a declining long-term trend in Scope 2 emissions over time.a
Compared to the previous year (2024), Bayer's Scope 2 emissions (Location-Based) fell by 10.3% in 2025, showing that the company has made progress in taking action to reduce the climate impact of its energy consumption.a
What methodology does Bayer use for Scope 2 reporting?
In 2025, Bayer reported its Scope 2 emissions using the market-based method and using the location-based method.a
Bayer's Scope 2 Emissions Over Time
- Total Scope 2 Location-Based
- Total Scope 2 Market-Based
Insights into Bayer's Value Chain Emissions
In 2025, Bayer reported 9,100,000 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 Bayer includes a breakdown across 14 of the 15 Scope 3 categories defined by the GHG Protocol, matching the level of disclosure in 2024, demonstrating consistent Scope 3 emissions reporting coverage year over year.a
Bayer's Scope 3 Emissions Over Time
- Total Scope 3
- Year-over-Year Change
What are Bayer's Scope 3 emissions?
In 2025, Bayer reported total Scope 3 emissions of 9,100,000 metric tons of CO₂ equivalent (tCO₂e).a
Approximately 94.64% of these emissions originated from upstream activities such as purchased goods and capital goods, while 5.36% came from downstream activities like product use, distribution, and end-of-life treatment.a
Has Bayer reduced its Scope 3 emissions over time?
Since 2019, Bayer's Scope 3 emissions have decreased by 11.99%, reflecting a declining long-term trend in Scope 3 emissions over time.a
Compared to the previous year (2024), Bayer's Scope 3 emissions remained relatively stable, indicating that Bayer's emissions have plateaued with no significant change in its value chain footprint.a
What categories of Scope 3 emissions does Bayer disclose?
In 2025, Bayer reported emissions for 14 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 Bayer's Scope 3 emissions?
In 2025, the largest contributors to Bayer's Scope 3 emissions were:a
- Purchased Goods and Services (Cat. 1): 6,250,000 tCO₂e (68.51%)
- Upstream Transportation and Distribution (Cat. 4): 820,000 tCO₂e (8.99%)
- Fuel- and Energy-Related Services (Cat. 3): 670,000 tCO₂e (7.34%)
Bayer's Scope 3 Emissions by Categories
Insights into Bayer’s GHG Emissions Intensity Compared to Industry Peers
In 2025, Bayer reported Scope 1 greenhouse gas (GHG) emissions of 1,890,000 tCO₂e and total revenues of USD 53,581 millions. This translates into an emissions intensity of 35.27 tCO₂e per millions USD.a
Bayer's Scope 1 Emissions Intensity Compared to Peers
How does Bayer's GHG emissions intensity compare to its peers?
In 2025, Bayer reported a Scope 1 emissions intensity of 35.27 tCO₂e per millions USD. Compared to the peer group median of 5.33, this places the company above its industry benchmark, indicating it is less carbon-efficient than most competitors.a
Where does Bayer rank on GHG emissions intensity within its industry?
In 2025, Bayer ranked 25 out of 24 companies in its industry peer group, based on Scope 1 emissions intensity (measured in tCO₂e per millions USD).a
This places Bayer among the least efficient performers, with one of the highest emissions intensities in its sector.a
Insights into Bayer's Total Carbon Footprint
In 2025, Bayer reported a total carbon footprint of 12,470,000 metric tons of CO₂ equivalent (tCO₂e) across Scope 1, Scope 2, and Scope 3 emissions. This represents a 0.97% increase compared to 2024, suggesting a rise in emissions across its operations or value chain.a
The largest contributor to Bayer's total carbon footprint was Scope 3 emissions, accounting for 72.98% of the company's total carbon footprint, followed by Scope 1 emissions at 15.16%.a