Republic of Ireland
"The whole squad has come off a tournament and we're all disapppointed."
Asked when the right time might be, Republic of Ireland
Goalkeeper Given, 36, who made a record 125th
"I'll sit down with my kids and my wife and my family when I get home and just see what the best plan of action is.
"Obviously, we've got a new manager in at Aston Villa - I'd like to speak to him as well - and see what the best plan is for everyone."
Winger Duff, 33, said: "I've said I'll play until 100 for
"Sometimes, it doesn't work like that. So we'll see.
"It's more important to talk about the team and how we've done over the past month.
"Obviously disappointing - weren't good enough."
Dunne, 32, who made his 76th international appearance, said: "It's very hard because we've been preparing for this and dreaming. You don't want to be thinking about the finish.
"As soon as this comes around, you want to play and concentrate on this.
"Now probably is the time for whoever has thought about it to have a month away and make a decision in a month's time maybe.
"You've just been hammered three times and you're probably just sick of football at the moment.
"You just want to go away and think about it and start again in July and, as far as this is concerned, see what happens."
Keane may have been coy over his own future but asked if there was any prospect of manager Giovanni Trapattoni being forced out, he said: "No chance."
UEFA president Michel Platini said preparations for Euro 2016 were "progressing well" after a meeting of the organising committee in Lille.