The Royal Welsh Show kicks off on Monday after being hit by the pandemic for the last two years.
Thousands of people will flock to the Royal Welsh Showground near Builth Wells from Monday with more than 250,000 people expected.
The livestock classes, attract more than 7,500 entries from across Wales, the UK and Europe, while the event also features a wide range of activities including forestry, horticulture, crafts, countryside sports, food and drink, trade stands and a 12-hour programme each day of entertainment, attractions and displays.
The show will be taking place with rising temperatures predicted across Wales.
Royal Welsh Agricultural Society chief executive Steve Hughson said: “The Royal Welsh Agricultural Society takes the safety of people and animals attending our event very seriously.
“As event organisers, we already have in place contingency plans for all kinds of eventualities, including hot weather.”