Thanks pixeline – up against a tight deadline and client asked for the breadcrumbs of a subset of the site to have a different home page:
thesite.com/jobs/ to actually appear as the ‘home’ crumb in the trail.
Using your technique, I shifted the relevant bits off the front (used on other parts of the site and hard coded the ‘You are here:’ to the front.
Does what I’m (the client is!) after so thought it might help someone else: