Jakarta, TAMBANG - The Reference Coal Price (HBA) for the first period of August 2025 has increased for high-calorie coal (GAR 6.322), while other types have actually decreased.

For GAR 6,322, the HBA was recorded as increasing to USD 102.22 per ton, compared to the second period in July 2025 which was at USD 97.65 per ton.

In contrast, the HBA for 5,300 GAR calorie coal fell to USD 67.33 per ton, from the previous USD 75.95 per ton.

A decrease also occurred in 4,100 GAR calorie coal, which is now priced at USD 45.74 per ton, lower than the previous period which reached USD 48.35 per ton.

Meanwhile, low-calorie coal 3,400 GAR also weakened to USD 34.86 per ton, even though in the second period of July it was still at USD 36.00 per ton.

The determination of the HBA for August for the first period of 2025 is stated in the Decree of the Minister of Energy and Mineral Resources ( ESDM ) of the Republic of Indonesia Number: 261.K/Mb.01/MEM.B/2025 concerning the Reference Metal Mineral Price and Reference Coal Price for the First Period of August 2025.