Poultry feeds are formulated to a specific nutrient concentration to support bird performance. However, growth will be dependent upon feed intake, which in turn is influenced by feed form. The highest feed intake and best performance is achieved by feeding good quality crumble/mini-pellets/pellets. It is known that high levels of fines have a negative effect on intake, live weight and FCR. The Ross broiler is responsive to feed form and recent data shows that reducing dietary fines, with a particle size smaller than 1.0 mm by up to 10%, can increase live weight for age by as much as 2%. Reductions in the energy expended in feeding activity by the bird can explain much of the live performance benefits of pelleting. Benefits will however also accrue due to saving in feed wastage and improvements in feed transportation.