Last week saw traded volumes decline in the Australian carbon market, yet prices were well supported, lifting to offset the prior week’s declines. In the derivatives market, quarter-to-date forward volumes are on track for their lowest total since early 2024, with analysis indicating that thin liquidity is increasing transaction costs, and preventing larger activity.
RepuTex’s Carbon Weekly report breaks down activity in the Australian exchange-traded and OTC carbon markets (spot and derivatives) over the past week, including key trends and drivers, our latest pricing and benchmarks, and our daily forward curves.
Support aids slight rebound in ACCU prices, holding within key channels despite slower momentum
Total traded volumes across the Australian exchange-traded and over the counter (OTC) carbon markets fell to 377k last week (-879k WoW), below the compliance YTD average (737k) and the March 2025 monthly average (1M).
The spot market continued to lead activity (252k, -804k WoW) – led by Generic No-Avoided Deforestation ACCUs (80%), SMCs (16%) and Generic ACCUs (4%).
An absence of larger flows like those observed the previous week pulled the average spot parcel size back to 15k (-48% WoW), closely in line with YTD averages (16k).
After Monday’s spot volumes (82k) traded at $36.50/t,
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