Calyx Carbon Indices
Quality and pricing indicators that track carbon market impact
Q2 2025 QTD
Calyx Carbon Integrity Index
Average quarterly GHG integrity
Issuances
3.8
out of 10
-7.3%
vs. Q1 ‘25
Retirements
3.4
out of 10
9.7%
vs. Q1 ‘25
Calyx-ClearBlue Carbon Price-Integrity Index
Average quarterly price by rating tier
T1 Price
$6.82
-5.2%
vs. Apr ‘25
T2 Price
$5.25
-2.9%
vs. Apr ‘25
T3 Price
$4.69
-11.4%
vs. Apr ‘25
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