The latest Behaviour & Attitudes opinion poll for The Sunday Times suggests Sinn Féin has overtaken Fianna Fáil as the second largest party as it continues to enjoy the momentum generated by Mary Lou McDonald’s election as party leader.

According to the poll, Sinn Féin is up three points to 24%, a point ahead of Fianna Fáil, who are on 23% after a drop of two points.

The CervicalCheck controversy appears to have affected the main Government party as Fine Gael has dropped three points to 30%.

The poll of 935 eligible voters was taken from Thursday 3 May to Tuesday 15 May as the Government grappled with the cervical smear test issue. The Independent Alliance has increased by one point to 3%.

Labour has dropped two points to 4%, with the Green Party remaining unchanged on 2%.

Solidarity/People Before Profit has increased by one point to 2%, with Others increasing by two points to 10%. The Social Democrats are unchanged on 1%.

All the changes in the Sunday Times' poll fall within the margin of error of 3.3%.

Meanwhile, the latest Sunday Business Post/Red C poll shows support for Fine Gael has not waned, despite the CervicalCheck controversy.

The main party in Government is up two points to 34%, while Fianna Fáil remains unchanged in second place on 25%.

Sinn Féin has also risen in this poll with an increase of two points to 16%. 

Independents have dropped by four points to 9%, with Labour remaining unchanged on 6%. 

The Independent Alliance has increase by two points to 4% with the Green Party unchanged on 2%. 

The Social Democrats are down one point to 1%, with Solidarity/People Before Profit up one point to 3%.

For this poll, Red C interviewed a random sample of 1,000 adults between Thursday 10 May and last Wednesday 16 May. The margin of error in this poll is 3%.

Sunday Times/Behaviour & Attitudes May Poll
Fine Gael 30% (-3)

Sinn Féin 24% (+3)

Fianna Fáil 23% (-2)

Labour 4% (-2)

Greens 2% (nc)

Solidarity/PBP 2% (+1)

SocDems 1% (nc)

Ind All 3% (+1)

Renua 0% (-1)

Others 10% (+2)

Sunday Business Post/Red C poll 

Fine Gael 34% (+2)

Fianna Fáil 25% (=)

Sinn Féin 16% (+2)

Independent 9% (-4)

Labour 6% (=)

Ind All 4% (+2)

Sol-PBP 3% (+1)

Green Party 2% (=)

Soc Dems 1% (-1)

Renua 0% (-1)

Other 0% (-1)