Diageo’s St James’s Gate brewery will be the first buyer of farm-generated biogas injected into the national grid, Gas Networks Ireland (GNI) announced at the recent Energy in Agriculture conference.

The gas will come from Green Generation, the Costello family’s anaerobic digester (AD), attached to their pig farm in Nurney, Co Kildare.

GNI will open its first biogas injection point in nearby Cush in September and plans to roll out more around the country, with the ability to add compressed gas collected by a fleet of lorries.

The new service could offer an outlet to farmers or groups investing in their own AD plants to be fed with slurry, grass or waste from off-farm sources. Dairygold’s large digester in Mitchelstown could also benefit.

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