To apply your calculation grouped by HsCode, you’ll need to wrap your calculation in SUMX over a grouped table, so each group (by HsCode) calculates independently and then aggregates.
Modified DAX with Grouping by HsCode:
MSR_CBAM_Value_Certificate_Cost_All_Actual =
VAR SelectedThresholdType = SELECTEDVALUE('Threshold Unit'[Threshold Unit])
RETURN
SUMX(
VALUES(CBAM_Value_Volume_Summary[HsCode]),
VAR CurrentHsCode = CBAM_Value_Volume_Summary[HsCode]
RETURN
CALCULATE(
(
(
SUM ( CBAM_Value_Volume_Summary[Annex_I_Default_specific_embedded_emissions] )
- (
SUM ( CBAM_Value_Volume_Summary[CBAM_Benchmark] )
* ( MAX ( CBAM_Value_Volume_Summary[FactorPercentage] ) / 100 )
)
)
* ( SUM ( CBAM_Value_Volume_Summary[ImportVolume] ) * MAX ( CBAM_Value_Volume_Summary[Annual_Factor] ) )
)
* [MSR_CBAM_Threshold_Value_Price_Actual],
FILTER (
CBAM_Value_Volume_Summary,
CBAM_Value_Volume_Summary[HsCode] = CurrentHsCode &&
CBAM_Value_Volume_Summary[TotalCustomsValue] > [MSR_CBAM_Threshold_Value_Price_Actual] &&
CBAM_Value_Volume_Summary[ThresholdType] = SelectedThresholdType &&
CBAM_Value_Volume_Summary[Year] = MAX(CBAM_Value_Volume_Summary[Year])
)
)
)