Drugs with a street value of more than three-quarters of a million euro have been seized on one of the country's busiest motorways.
Detectives uncovered the cannabis in a Northern Ireland-registered car stopped on the M1 near Drogheda.
The driver - and only occupant - was arrested and is being held at Balbriggan Garda station under the Drug Trafficking Act.
The arrest was part of a joint Garda and PSNI operation into drug trafficking.
Detectives from the Garda National Drugs Unit stopped the car as it was travelling northbound near the Drogheda toll plaza.
Some 30 kilos of cannabis herb and 75 kilos of cannabis resin have been sent for forensic analysis.
The haul is believed to have a street value of 810,000 euro.