Seems like the DPI disagrees with ya mate.
I think I would have more faith in them than some anonymous HC poster who loves to throw insults around. Perhaps it makes you feel smart without actually adding any evidence?
https://www.dpi.nsw.gov.au/__data/assets/pdf_file/0014/321422/A-farmers-guide-to-increasing-Soil-Organic-Carbon-under-pastures.pdf
And this is interesting too..
https://e360.yale.edu/features/soil_as_carbon_storehouse_new_weapon_in_climate_fight
