Table 4.

Carbon emission factors and energy consumption factors for machinery.

Machine and equipment	Carbon emission factor	Unit of carbon emission factor	Energy consumption factor	Unit of energy consumption factor
Lorry	0.12	kg/t·km	3.25	MJ/t·km
Dump truck	0.12	kg/t·km	4.23	MJ/t·km
Milling machine	2.53	kg/t	34.17	MJ/t
Plant mixing equipment	0.84	kg/t	4.84	MJ/t
Paver	0.27	kg/t	7.07	MJ/t
Road roller	0.58	kg/t	15.58	MJ/t
Asphalt mixture production, paving, and compaction	10.93	kg/t	263.47	MJ/t
Wirtgen cold recycler	2.62	kg/t	38.32	MJ/t
Motor grader	4.00	kg/t	0.25	MJ/t