In 2024, Sumco 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).
Sumco has also provided a category-level breakdown for 11 out of 15 Scope 3 emissions categories, offering greater transparency into its value chain emissions.
| Metric (tCO2e) | 2024 | 2023 | 2022 | 2021-2019 |
|---|---|---|---|---|
Total Scope 1 | 87,000a | 119,000a | 28,000a | |
Total Scope 2 | ||||
Unspecified Calculation Method | 1,097,000a | 2,136,000a | 765,000a | |
Total Scope 3 | 1,397,000a | 2,902,000a | 882,000a | |
Total Scope 1 Revenue Intensity (tCO2e/$M) | 34.4375a | 39.5129a | 8.4375a |
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In 2024, the total operational greenhouse gas (GHG) emissions of Sumco amounted to 1,184,000 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 2023, the total operational greenhouse gas (GHG) emissions of Sumco decreased by 47.49%, showing that the company has made progress in taking action to reduce the climate impact of its operations.a
In 2024, the total Scope 1 emissions of Sumco were 87,000 metric tons of CO₂ equivalent (tCO₂e).a
Since 2019, Sumco's Scope 1 emissions have increased by 234.62%, reflecting a rising long-term trend in Scope 1 emissions over time.ab
Compared to the previous year (2023), Sumco's Scope 1 emissions decreased by 26.89%, highlighting the company's efforts to lower direct emissions from assets it owns or controls.a
In 2024, Sumco reported Scope 2 greenhouse gas (GHG) emissions of 1,097,000 tCO₂e without specifying the calculation method.a
Since 2019, Sumco's Scope 2 greenhouse gas (GHG) emissions (Unspecified Calculation Method) have increased by 56.27%, reflecting a rising long-term trend in Scope 2 emissions over time.ab
Compared to the previous year (2023), Sumco's Scope 2 emissions (Unspecified Calculation Method) fell by 48.64% in 2024, showing that the company has made progress in taking action to reduce the climate impact of its energy consumption.a
In 2024, Sumco reported its Scope 2 emissions using an unspecified methodology.a
In 2024, Sumco reported 1,397,000 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 2024 disclosure of Sumco includes a breakdown across 11 of the 15 Scope 3 categories defined by the GHG Protocol, up from 0 in 2023, reflecting improved emissions accounting practices and greater transparency across the company's value chaina
In 2024, Sumco reported total Scope 3 emissions of 1,397,000 metric tons of CO₂ equivalent (tCO₂e).a
Approximately 89.62% of these emissions originated from upstream activities such as purchased goods and capital goods, while 10.38% came from downstream activities like product use, distribution, and end-of-life treatment.a
Since 2019, Sumco's Scope 3 emissions have increased by 128.27%, reflecting a rising long-term trend in Scope 3 emissions over time.ab
Compared to the previous year (2023), Sumco's Scope 3 emissions decreased by 51.86%, highlighting the company's efforts to lower indirect emissions from its value chain.a
In 2024, Sumco reported emissions for 11 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.
In 2024, the largest contributors to Sumco's Scope 3 emissions were:a
In 2024, Sumco reported Scope 1 greenhouse gas (GHG) emissions of 87,000 tCO₂e and total revenues of USD 2,526 millions. This translates into an emissions intensity of 34.44 tCO₂e per millions USD.a
In 2024, Sumco reported a Scope 1 emissions intensity of 34.44 tCO₂e per millions USD. Compared to the peer group median of 1.8, this places the company above its industry benchmark, indicating it is less carbon-efficient than most competitors.a
In 2024, Sumco ranked 22 out of 22 companies in its industry peer group, based on Scope 1 emissions intensity (measured in tCO₂e per millions USD).a
This places Sumco among the least efficient performers, with one of the highest emissions intensities in its sector.a
In 2024, Sumco reported a total carbon footprint of 2,581,000 metric tons of CO₂ equivalent (tCO₂e) across Scope 1, Scope 2, and Scope 3 emissions. This represents a 49.95% decrease compared to 2023, indicating progress in reducing its overall greenhouse gas output.a
The largest contributor to Sumco's total carbon footprint was Scope 3 emissions, accounting for 54.13% of the company's total carbon footprint, followed by Scope 2 emissions at 42.5%.a