The number of bottles of whisky in a cask can vary depending on the cask size and desired bottling strength. It’s worth remembering that the quantity of alcohol inside the cask can reduce by around 1-2% per year due to natural evaporation.
American Standard Barrel (200 Litres) - up to 285 70cl bottles.
Barrique (225 Litres) - up to 428 70cl bottles.
Hogshead (250 Litres) - up to 357 70cl bottles.
Butt (500 Litres) - up to 714 70cl bottles.