Those heading north to take up land had to pack everything onto drays, not just tools and household goods, but also basic rations.
The drays travelled at best at the pace of the stock, creating a constant stream of noise and dust. Men were needed not just to drive the drays, but also to act as shepherds.
This much late photo from the Powerhouse Powerhouse Museum shows teamsters having a break. While later, it gives a feel.