The proposed deal would allow for free trade between the EU and South American countries such as Brazil, Argentina and Uruguay.
This comes following a meeting organised by Luke Ming Flanagan with European Commission officials.
The farm body is proposing that €3,000 in additional support payments be made available for Irish speaking farmers living in Gaeltacht areas.
Farm body also calls for €3,000 payment for Gaeltacht farmers with strong Irish.
A clampdown on fertiliser use on lower-stocked farms has been slated by the INHFA and ICSA.
The ICSA were joined by IFA president France Gorman, the INHFA and The Irish Rural Organsiation for Tuesday's protest.
The association held meetings with Minister for Agriculture Charlie McConalogue in Kerry and Donegal to find workable solutions to ongoing issues in the scheme.
The INHFA has said that ACRES payments for some farmers will now be delayed until 2025.
We may not be able to prevent land returning to a wild state, but we can ensure that if it does, it benefits biodiversity and communities alike, writes Ray Ó Foghlu.