New Delhi, July 1 -- They've dumped millions of gallons of milk, slowed output and sold off older cows. Global governments stepped in with stimulus cash that provided some much-needed temporary relief, helping benchmark Chicago milk futures to almost double in two months. But once the aid money starts to dry up, many producers will confront tough again: suffer through losses, or pack it all in and shut the farm.

It's going to be a long time before restaurants go back to serving buttery, cheesy dishes on the scale they did in the pre-pandemic world. While lockdown restrictions are easing, slower economic growth means consumers will be cutting back on dining out and even home-delivery orders.

That's a hit the dairy industry won't be able to...