There are 3 costs for farmers:  1) £500 onboarding fee to join the Soil Heroes platform and connect with our network of buyers  2) Timestamp Zero costs around £500 per plot (assuming an average plot size of 30ha). This includes all soil analysis via a soil pit and transect across that 30ha + lab results. These tests need to be conducted on each plot uploaded to the Soil Heroes platform and then re-conducted 3-5 years later.  3) Annual membership fee of £2.50 per ha to make your impact available to buyers