| '''Since fat provides a larger proportion of energy relative to protein and carbohydrates, diets with higher fat levels will provide more energy per 100g as-fed'''. The energy contribution of total dietary fibre is negligible for dogs and cats, yet inclusion of high levels of dietary [[Fibre - Nutrition|fibre]], especially insoluble, non-fermentable fibre will increase volume of food while decreasing energy content<ref>Fahey GC Jr, et al. Dietary fiber for dogs. II. Isolated total dietary fiber (TDF_ additions of divergent fiber sources to dog diets and their effects on nutrient intake, digestibility, metabolic energy and digesta mean retention time. J Anim Sci 1990;68:4229-4235.</ref><ref>Kienzle, E, et al. Prediction of Energy Digestibility in Complete Dry Foods for Dogs and Cats by Total Dietary Fiber. J Nutr 2006;136:2041S-2044S.</ref>. | | '''Since fat provides a larger proportion of energy relative to protein and carbohydrates, diets with higher fat levels will provide more energy per 100g as-fed'''. The energy contribution of total dietary fibre is negligible for dogs and cats, yet inclusion of high levels of dietary [[Fibre - Nutrition|fibre]], especially insoluble, non-fermentable fibre will increase volume of food while decreasing energy content<ref>Fahey GC Jr, et al. Dietary fiber for dogs. II. Isolated total dietary fiber (TDF_ additions of divergent fiber sources to dog diets and their effects on nutrient intake, digestibility, metabolic energy and digesta mean retention time. J Anim Sci 1990;68:4229-4235.</ref><ref>Kienzle, E, et al. Prediction of Energy Digestibility in Complete Dry Foods for Dogs and Cats by Total Dietary Fiber. J Nutr 2006;136:2041S-2044S.</ref>. |