The hit from China’s energy crunch is starting to ripple throughout the globe, hurting everyone from Toyota Motor Corp. to Australian sheep farmers and makers of cardboard boxes.

Not only is the extreme electricity shortage in the world’s largest exporter set to hurt its own growth, the knock-on impact to supply chains could crimp a global economy struggling to emerge from the pandemic.

The timing couldn’t be worse, with the shipping industry already facing congested supply lines that are delaying deliveries of clothes and toys for the year-end holidays. It also comes just as China starts its harvest season, raising concerns over sharply higher grocery bills.