In 2025, Singapore Telecommunications 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).
Singapore Telecommunications 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 |
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Total Scope 1 | 0000000 | Copy restricted. Please purchase to unlock this data. | Copy restricted. Please purchase to unlock this data. | 0000000 |
Total Scope 2 | ||||
Market-Based | 0000000 | Copy restricted. Please purchase to unlock this data. | Copy restricted. Please purchase to unlock this data. | 0000000 |
Location-Based | 0000000 | Copy restricted. Please purchase to unlock this data. | Copy restricted. Please purchase to unlock this data. | 0000000 |
Total Scope 3 | 0000000 | Copy restricted. Please purchase to unlock this data. | Copy restricted. Please purchase to unlock this data. | 0000000 |
This table provides a simplified preview of selected GHG emissions data points. To access the complete dataset with full disclosures, detailed breakdowns, and source traceability, create a free account to view purchase options.
In 2025, the total operational greenhouse gas (GHG) emissions of Singapore Telecommunications amounted to 463,007 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).
Compared to 2024, the total operational greenhouse gas (GHG) emissions of Singapore Telecommunications decreased by 3.28%, showing that the company has made progress in taking action to reduce the climate impact of its operations.
In 2025, the total Scope 1 emissions of Singapore Telecommunications were 13,228 metric tons of COâ‚‚ equivalent (tCOâ‚‚e).
Since 2020, Singapore Telecommunications's Scope 1 emissions have increased by 124.93%, reflecting a rising long-term trend in Scope 1 emissions over time.
Compared to the previous year (2024), Singapore Telecommunications's Scope 1 emissions increased by 57.2%, suggesting that the company faced challenges in reducing emissions from its directly owned or controlled operations.
In 2025, Singapore Telecommunications reported Scope 2 greenhouse gas (GHG) emissions of 342,540 tCOâ‚‚e using the market-based method, and 449,779 tCOâ‚‚e using the location-based method.
Since 2020, Singapore Telecommunications's Scope 2 greenhouse gas (GHG) emissions (Location-Based) have decreased by 22.67%, reflecting a declining long-term trend in Scope 2 emissions over time.
Compared to the previous year (2024), Singapore Telecommunications's Scope 2 emissions (Location-Based) have remained relatively stable, indicating that Singapore Telecommunications 's emissions have plateaued with no significant change in its energy consumption footprint.
In 2025, Singapore Telecommunications reported its Scope 2 emissions using the market-based method and using the location-based method.
In 2025, Singapore Telecommunications reported 2,310,318 metric tons of COâ‚‚ equivalent (tCOâ‚‚e) of Scope 3 greenhouse gas (GHG) emissions, representing indirect emissions across its upstream and downstream value chain.
The 2025 disclosure of Singapore Telecommunications 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.
In 2025, Singapore Telecommunications reported total Scope 3 emissions of 2,310,318 metric tons of COâ‚‚ equivalent (tCOâ‚‚e).
Approximately 29.56% of these emissions originated from upstream activities such as purchased goods and capital goods, while 70.44% came from downstream activities like product use, distribution, and end-of-life treatment.
Since 2020, Singapore Telecommunications's Scope 3 emissions have increased by 12,872.76%, reflecting a rising long-term trend in Scope 3 emissions over time.
Compared to the previous year (2024), Singapore Telecommunications's Scope 3 emissions remained relatively stable, indicating that Singapore Telecommunications 's emissions have plateaued with no significant change in its value chain footprint.
In 2025, Singapore Telecommunications reported emissions for 14 out of the 15 Scope 3 categories defined by the GHG Protocol.
This reflects a high level of granularity and transparency in the company's emissions reporting.
In 2025, the largest contributors to Singapore Telecommunications's Scope 3 emissions were:
In 2025, Singapore Telecommunications reported a total carbon footprint of 2,773,325 metric tons of COâ‚‚ equivalent (tCOâ‚‚e) across Scope 1, Scope 2, and Scope 3 emissions. This represents a 6.35% decrease compared to 2024, indicating progress in reducing its overall greenhouse gas output.
The largest contributor to Singapore Telecommunications's total carbon footprint was Scope 3 emissions, accounting for 83.3% of the company's total carbon footprint, followed by Scope 2 emissions at 16.22%.