The herd mentality can be contagious. One member of the herd freaking out can set off a chain reaction that casts the entire herd into mayhem, even when something minor incites it. That was the case ...

The cost of Australian cattle has tumbled to the lowest level in about nine years and is likely to fall further as ranchers cull an expanded herd ahead of drier weather following the onset of El Niño.

As the world waited this week to see what US President Donald Trump's next move on tariffs would be, the value of cows in Australian saleyards started to soar. Heavy cows, light cows, it didn't matter ...