Optus

Optus, an AU-based post and telecommunication services provider, reported total Scope 1, 2, and 3 emissions of approximately 955,381,000 kg CO2e in 2025. This figure comprises 2,107,000 kg CO2e from Scope 1 emissions, 259,194,000 kg CO2e from Scope 2 emissions (purchased electricity), and 699,477,000 kg CO2e from Scope 3 emissions. Key contributors to Scope 3 emissions include use of sold products (338,686,000 kg CO2e), purchased goods and services (172,956,000 kg CO2e), and capital goods (140,340,000 kg CO2e).

In 2024, Optus's total Scope 1, 2, and 3 emissions were approximately 1,126,674,000 kg CO2e, with Scope 1 emissions at 1,741,000 kg CO2e, Scope 2 emissions (purchased electricity) at 308,331,000 kg CO2e, and Scope 3 emissions at 816,602,000 kg CO2e. The largest categories for Scope 3 in 2024 were use of sold products (379,575,000 kg CO2e) and purchased goods and services (213,848,000 kg CO2e).

In 2023, Optus recorded total Scope 1, 2, and 3 emissions of approximately 1,979,339,000 kg CO2e. This included 1,591,000 kg CO2e from Scope 1 emissions, 341,792,000 kg CO2e from Scope 2 emissions, and 1,635,956,000 kg CO2e from Scope 3 emissions. Significant Scope 3 categories included purchased goods and services (816,642,000 kg CO2e), use of sold products (450,448,000 kg CO2e), and capital goods (346,726,000 kg CO2e).

For 2022, total Scope 1, 2, and 3 emissions were approximately 4,603,893,000 kg CO2e, with Scope 1 at 1,579,000 kg CO2e, Scope 2 (market-based) at 392,674,000 kg CO2e, and Scope 3 at 4,209,290,000 kg CO2e. Purchased goods and services (2,397,584,000 kg CO2e) and capital goods (1,193,179,000 kg CO2e) were the primary drivers of Scope 3.

Optus's climate commitments include a target to reduce Scope 1 and Scope 2 emissions by 55% by FY30 from an FY23 base year. This target is cascaded from its parent company, Singapore Telecommunications Limited. Additionally, Optus aims to reduce Scope 3 emissions by 40% across its operations and supply chain between FY23 and FY30. The company is committed to achieving net zero greenhouse gas emissions by 2045, a target brought forward from 2050, also cascaded from Singapore Telecommunications Limited. Optus previously targeted a 25% reduction in absolute Scope 1 and 2 emissions between 2020 and 2025.