--- title: Proba Public Consultation description: Explore Proba's public consultation opportunities on low-carbon standards and methodologies. Share your feedback and stay updated on active projects and consultations. --- [![Proba. In your supply chain, we make the voluntary carbon market work for you.](https://proba.earth/hs-fs/hubfs/positive.png?width=185&height=53&name=positive.png "Proba. In your supply chain, we make the voluntary carbon market work for you.")](https://proba.earth?hsLang=en) Search toggle - Use cases Use cases - [Quantify fertilizer emissions](https://proba.earth/quantify-fertilizer-emissions-proba) - [Certify reductions](https://proba.earth/certify-emission-reductions) - [Design projects](https://proba.earth/design-sustainability-projects) - [Connect to buyers](https://proba.earth/connect-to-buyers) - [Scope 3 progress](https://proba.earth/report-scope-3-progress) - [For food companies](https://proba.earth/for-food-companies) - [For commodity traders](https://proba.earth/commodity-trader) - [For agricultural co-ops](https://proba.earth/agri-cooperatives) - [For fertilizer producers](https://proba.earth/for-fertilizer-producers) - Products Products - [MRV Platform](https://proba.earth/mrv-platform) - [GHG Methodologies](https://proba.earth/methodologies) - [Inset Units](https://proba.earth/inset-units) - [Registry](https://proba.earth/registry) - [All Proba products](https://proba.earth/products) - Services Services - [Implementation services](https://proba.earth/implementation-services) - [Proba Projects](https://proba.earth/proba-projects) - [Proba Quick scan](https://proba.earth/fertilizer-emission-calculator) - Resources Resources - [Blog](https://proba.earth/probas-blog) - [Proba Standard](https://proba.earth/proba-standard) - [Public Consultation](https://proba.earth/public-consultation) - [Approved VVBs](https://proba.earth/approved-vvbs) - Company Company - [About us](https://proba.earth/about-proba) - [Contact us](https://proba.earth/contact) - [Governance](https://proba.earth/proba-governance) - [Privacy policy](https://proba.earth/proba-privacy-policy) [Follow us on Facebook](https://www.linkedin.com/company/proba-earth/) [![Proba. In your supply chain, we make the voluntary carbon market work for you.](https://proba.earth/hs-fs/hubfs/positive.png?width=185&height=53&name=positive.png "Proba. In your supply chain, we make the voluntary carbon market work for you.")](https://proba.earth?hsLang=en) - Use cases Use cases - [Quantify fertilizer emissions](https://proba.earth/quantify-fertilizer-emissions-proba) - [Certify reductions](https://proba.earth/certify-emission-reductions) - [Design projects](https://proba.earth/design-sustainability-projects) - [Connect to buyers](https://proba.earth/connect-to-buyers) - [Scope 3 progress](https://proba.earth/report-scope-3-progress) - [For food companies](https://proba.earth/for-food-companies) - [For commodity traders](https://proba.earth/commodity-trader) - [For agricultural co-ops](https://proba.earth/agri-cooperatives) - [For fertilizer producers](https://proba.earth/for-fertilizer-producers) - Products Products - [MRV Platform](https://proba.earth/mrv-platform) - [GHG Methodologies](https://proba.earth/methodologies) - [Inset Units](https://proba.earth/inset-units) - [Registry](https://proba.earth/registry) - [All Proba products](https://proba.earth/products) - Services Services - [Implementation services](https://proba.earth/implementation-services) - [Proba Projects](https://proba.earth/proba-projects) - [Proba Quick scan](https://proba.earth/fertilizer-emission-calculator) - Resources Resources - [Blog](https://proba.earth/probas-blog) - [Proba Standard](https://proba.earth/proba-standard) - [Public Consultation](https://proba.earth/public-consultation) - [Approved VVBs](https://proba.earth/approved-vvbs) - Company Company - [About us](https://proba.earth/about-proba) - [Contact us](https://proba.earth/contact) - [Governance](https://proba.earth/proba-governance) - [Privacy policy](https://proba.earth/proba-privacy-policy) Search toggle [![Proba. In your supply chain, we make the voluntary carbon market work for you.](https://proba.earth/hs-fs/hubfs/positive.png?width=185&height=53&name=positive.png "Proba. In your supply chain, we make the voluntary carbon market work for you.")](https://proba.earth?hsLang=en) - Use cases Use cases - [Quantify fertilizer emissions](https://proba.earth/quantify-fertilizer-emissions-proba) - [Certify reductions](https://proba.earth/certify-emission-reductions) - [Design projects](https://proba.earth/design-sustainability-projects) - [Connect to buyers](https://proba.earth/connect-to-buyers) - [Scope 3 progress](https://proba.earth/report-scope-3-progress) - [For food companies](https://proba.earth/for-food-companies) - [For commodity traders](https://proba.earth/commodity-trader) - [For agricultural co-ops](https://proba.earth/agri-cooperatives) - [For fertilizer producers](https://proba.earth/for-fertilizer-producers) - Products Products - [MRV Platform](https://proba.earth/mrv-platform) - [GHG Methodologies](https://proba.earth/methodologies) - [Inset Units](https://proba.earth/inset-units) - [Registry](https://proba.earth/registry) - [All Proba products](https://proba.earth/products) - Services Services - [Implementation services](https://proba.earth/implementation-services) - [Proba Projects](https://proba.earth/proba-projects) - [Proba Quick scan](https://proba.earth/fertilizer-emission-calculator) - Resources Resources - [Blog](https://proba.earth/probas-blog) - [Proba Standard](https://proba.earth/proba-standard) - [Public Consultation](https://proba.earth/public-consultation) - [Approved VVBs](https://proba.earth/approved-vvbs) - Company Company - [About us](https://proba.earth/about-proba) - [Contact us](https://proba.earth/contact) - [Governance](https://proba.earth/proba-governance) - [Privacy policy](https://proba.earth/proba-privacy-policy) [Follow us on Facebook](https://www.linkedin.com/company/proba-earth/) Search toggle What are you looking for? Search ## Public consultation Proba invites the public to review our public consultation page, this space is dedicated to receiving public comment or consultation on the Proba Standard, Methodologies or active Projects.  To submit your comments, please send an email to [consultation@proba.earth](mailto:consultation@proba.earth). Proba Standard No active public consultations at the moment. Methodologies No active public consultations at the moment.   Projects [Fertiberia: Low-carbon nitrogen fertilizer in Europe](https://proba.earth/fertiberia-low-carbon-nitrogen-fertilizer-in-europe?hsLang=en) Public consultation period: September 1, 2026 till October 1, 2026. ## Closed public consultations Projects Methodologies Proba Standard [Bencros: recovered rubber](https://proba.earth/bencros-rubber?hsLang=en) Public consultation period: July 27, 2026 till August 27, 2026. [Landor: low carbon fertilizer](https://proba.earth/landor-low-carbon-fertilizer?hsLang=en) Public consultation period: July 6, 2026 till August 6, 2026. [Dealin.green: Paulownia in European Union](https://proba.earth/dealin.green-project?hsLang=en) Public consultation period: December 22, 2025 till February 8, 2026. [Agrifirm: Low carbon crops ](https://proba.earth/agrifirm-project?hsLang=en) Public consultation period: September 1, September till October 1, 2025.  [Dealin.Green: Paulownia in the Netherlands, Project Documents](https://registry.proba.earth/PROBA.2024.0002) Public consultation period: June 10, 2024 till July 24, 2024 [Naturevest: Paulownia Tree Plantations Croatia, Project Documents](https://registry.proba.earth/PROBA.2024.0001) No Feedback & Response document as this project was started before the launch of the initial version of the Proba Standard. [Away4Africa: Cashews Capture Carbon Benin, Project Documents](https://registry.proba.earth/PROBA.2023.0001) No Feedback & Response document as this project was started before the launch of the initial version of the Proba Standard.   [PM.0006 Use of waste recovery to transition to a circular economy](https://proba.earth/waste_recovery_methodology?hsLang=en) Consultation period: June 16th - July 16th, 2025 [PM.0002 Adoption of low-carbon fertilizers to transition to low-carbon agriculture](https://proba.earth/proba_low_carbon_fertilizer?hsLang=en) Consultation period: May 14th - June 14th, 2025 [PM.0005 Adoption of controlled-release fertilizers to transition to low-carbon agriculture](https://proba.earth/crf_methodology?hsLang=en) Consultation period: May 14th - June 14th, 2025 [PM.0003 Use of low-carbon building materials to transition to low-carbon construction](https://proba.earth/low_carbon_building_materials?hsLang=en), Consultation period: March 28th - May 12th, 2025. [PM.0004 Adoption of nitrogen stabilizers to transition to low-carbon agriculture](https://proba.earth/nitrogen_stabilizers_methodology?hsLang=en), Consultation period: April 3rd - May 3rd, 2025. [Low Carbon Fertilizer Production](https://proba.earth/proba_low_carbon_fertilizer?hsLang=en), Public consultation period: September 2nd - October 16th, 2024.  [Short Rotation Paulownia Tree Cultivation](https://proba.earth/paulownia_methodology?hsLang=en),  Public consultation period: February 29th - March 29th, 2024. [The Proba Standard 1.1 ](https://proba.earth/hubfs/Product/The_Proba_Standard_1.1_PC.pdf?hsLang=en) Public consultation period: August 14, 2024 till September 14, 2024 Supporting document: [Proba Standard v1.1 Feedback & Response](https://proba.earth/hubfs/Product/Proba_Standard_1.0_feedback_&_response.pdf?hsLang=en) [Proba Standard: Initial version](https://proba.earth/hubfs/The_Proba_Standard_0.9.pdf?hsLang=en) Public consultation period: October 7, 2023 till November 17, 2023 \*No Feedback & Response document as there was no feedback for the initial version. ![Subheading (5)](https://proba.earth/hs-fs/hubfs/Subheading%20(5).png?width=317&name=Subheading%20(5).png "Subheading (5)") [Laan van Kronenburg 14, 1183 AS Amstelveen](https://maps.app.goo.gl/aKif8v1k5m9h2zA37)   Food companies are asking for certified Scope 3 reductions. It starts with fertilizer. [Follow us on Facebook](mailto:hello@proba.earth) [Follow us on Facebook](https://www.linkedin.com/company/proba-earth/) Use cases [Quantify fertilizer emissions](https://proba.earth/quantify-fertilizer-emissions-proba?hsLang=en) [Certify reductions](https://proba.earth/certify-emission-reductions?hsLang=en) [Design projects](https://proba.earth/design-sustainability-projects?hsLang=en) [Connect to buyers](https://proba.earth/connect-to-buyers?hsLang=en) [Scope 3 progress](https://proba.earth/report-scope-3-progress?hsLang=en) [Food companies](https://proba.earth/for-food-companies?hsLang=en) [Commodity traders](https://proba.earth/agri-trader?hsLang=en) [Agricultural co-ops](https://proba.earth/agri-cooperatives?hsLang=en) [Fertilizer producers](https://proba.earth/for-fertilizer-producers?hsLang=en) Products [All Proba products](https://proba.earth/products?hsLang=en) [MRV Platform](https://proba.earth/mrv-platform?hsLang=en) [GHG Methodologies](https://proba.earth/methodologies?hsLang=en) [Inset units](https://proba.earth/inset-units?hsLang=en) [Registry](https://proba.earth/registry?hsLang=en) [Fertilizer calculator](https://proba.earth/fertilizer-emission-calculator?hsLang=en) Services [Implementation services](https://proba.earth/implementation-services?hsLang=en) [Quick scan](https://proba.earth/fertilizer-emission-calculator?hsLang=en) Resources [Blog](https://proba.earth/probas-blog?hsLang=en) [Document library](https://proba.earth/document-library?hsLang=en) [Public consultation](https://proba.earth/public-consultation) [Approved VVBs](https://proba.earth/approved-vvbs?hsLang=en) Company [About us](https://proba.earth/about-proba?hsLang=en) [Contact us](https://proba.earth/contact?hsLang=en) [Governance](https://proba.earth/proba-governance?hsLang=en) [Privacy policy](https://proba.earth/proba-privacy-policy?hsLang=en)