Last week the beef heifer price differential between Northern Ireland and the Republic narrowed to 35.5c/kg, the latest Livestock and Meat Commission (LMC) figures show.
This has narrowed from 46.3c/kg for the week ending April 19, it says.
Ireland also remains in fourth place on the EU deadweight cattle league table for the second week in a row, the LMC figures show.
Ireland had an average R3 heifer price of 417c/kg in the week ending May 17 2015, the LMC says.
This is down 4.1c/kg from the week ending 19 April, when the price was 421c/kg, it says.
This latest average R3 heifer price for Ireland placed it 23.7c/kg above the average EU cattle price for the week ending May 17, the LMC says.
In Northern Ireland, for the week ending May 17 the average R3 cattle price was the equivalent of 452.5c/kg and placing it 35.5c/kg above the average price in the Republic.
This price for Northern Ireland is down 14.9c/kg from the week ending April 17, when it was the equivalent of 467.4c/kg, it says.
The UK continues to remain at the top of the EU deadweight cattle price league table. For the week ending the average R3 heifer price in the UK was 458c/kg, the LMC says.
This latest price is back 19.6c/kg from the week ending April 19 2015, the LMC says.
Sweden, who overtook Ireland last week, had an average R3 heifer price of 420c/kg for the week ending 17 May, this is up 20.2c/kg from the week ending 19 April, the LMC says.