The call comes as a substitute teacher says she can't afford to stay in the career.
The exodus of teachers from Ireland will continue, unless they're offered permanent contracts.
The Teachers Union of Ireland's warning comes after a midlands teacher reached out to Midlands 103 with concerns she would have to give up the career, as she couldn't secure full-time work.
She says she can't afford to live solely on substitution work.
General Secretary of the TUI, and Tullamore's Michael Gillespie, says offering teachers a full-time contract isn't educationally unsound:
Enterprise Minister Says Midlands Still Offering Strong Company Growth
Agreement Reached On Westmeath Hospice Care Beds
Westmeath Town Awarded For Night Time Economy
Report Expresses "Deep Reservations" Over Death Of Cloverhill Prisoner
Appeal Lodged Against 20 Homes In Westmeath
Laois Floods Cause Serious Safety Concern
HSE In Talks With Offaly Concrete Company Over Midlands Hospice Appeal
The F1 Journey Can Cost North Of €30m - Alex Dunne
Offaly TD Demands Stronger Enforcement Against Sulky Racing
Westmeath Space Innovation Centre Is Exciting - Enterprise Minister
Laois And Westmeath Primary Students Awarded For Filmmaking Skills
Housing Minister Opens Over 200 Homes In Laois
RSA Urges People To Cut Back Hedgerows
Republic Of Ireland To Face Israel In Nations League
Ireland’s First European Space Agency Launches in Westmeath
High Court To Hear Fair Trial Challenge In Alleged Mosque Plot Case
Westmeath Research Firm Launch SME Digital Transformation Programme
Midlands Braced For Freezing Conditions As Temperatures Set To Drop
Man In His 20s To Appear In Court Over Alleged Crime Gang Activity
Ryanair Chief Warns US Could Block Aer Lingus Flights Over Airport Cap