Table 2.

Mean absolute errors (MAEs) for different methods of disaggregating SOC polygon data (soil polygon data used for prediction and Tellus validation data n=3862 used for validation).

Disaggregation method	MAE
	All soils	Mineral soils	Organo-mineral soils	Peat soils
Polygon SOC	6.81	4.16	15.20	17.16
AtoP SOC	7.44	4.99	13.03	17.92
AtoP RK SOC	4.72	2.82	7.99	13.31