The volume of production at Irish manufacturers fell 1% in August when compared to the previous month, according to the Central Statistics Office.
The production index stood at 138.6 during the month – compared to 140 in July.
However the August 2015 figure was considerably higher than the one recorded in the same month of 2014, up 18.5%.
During the month production in the traditional sector of the manufacturing industry fell by 5.1%, and was down 4.7% compared to August 2014.
The modern sector – which includes pharmaceutical and electronics manufacturing – declined by 0.8% on a monthly basis but rose sharply year-on-year.
When comparing the three months to the end of August to the March to May period, the CSO said that volumes fell by 1.6%.
Meanwhile the seasonally adjusted industrial turnover index fell by 2.1% in August when compared to July, but was up 14.2% year-on-year.