The Australian’s peak moment at the helm came last year as he shepherded England to their first ever World Cup crown.
Any return would have to be considered in the future with Yorkshire’s players and staff having taken wage cuts due to the pandemic.
The traditional method of spit-polishing to produce movement through the air has been deemed too great a risk of transmitting coronavirus.
The Lancastrian was fresh off some standout displays in the 2003 World Cup.
Hales lost his place in last year’s World Cup-winning squad after news of a second failed test for recreational drugs.
The Warwickshire all-rounder is one on 18 bowlers to be selected for personalised practice.
The West Indies are due to arrive on these shores first this summer.
Broad took part in an individual training session at Trent Bridge.
Clare Connor suggested England are considering hosting a Women’s Tri-Series also involving India and South Africa.