That's according to a draft of the revised vaccine plan, which is due to be published early next week.
Work on the 27th revision of the vaccine plan will continue through the weekend.
An age based approach will still be at the centre of the plan.
Head of the HSE Paul Reid says the revision will take into account the latest recommendations from the National Immunisation Advisory Committee.
According to a draft of the revised plan, 2.5 million doses will be administerd by the end of May, 4 million by the end of June and 6 million by the end of July.
Tesla Opens Wicklow Supercharger Station Adding Eight High-Speed Stalls
Almost a Third of Road Deaths Involve Young Drivers, Wicklow Gardaí Warn Ahead Of Bank Holiday
Garden County Housing Figures Buck National Trends
Outpouring Of Love And Tributes to Musician Glen Hansard
Wicklow Beaches To Host Kids Sea Safari Workshops In August