A calculation tool for beef farmers and stock buyers to use at livestock auctions, cattle sale markets or sale barns. The app quickly calculates the price per pound or kilo of livestock lots. The mode can be changed depending on whether the sale auctioneer is calling on cost of beast or price per weight. Incorporating a number wheel to keep up with the auctioneer’s call, the price per pound or kilo is displayed depending on estimated weight of beast with a 10% leeway. This auction bidding calcul