Table 6.
Dietary Phe requirements for adult dogs at maintenance as recommended by AAFCO, FEDIAF, NRC, and the present study
| Units of Phe requirement | AAFCO1 | FEDIAF2 | NRC3 | All dogs (pooled data) | Miniature Dachshunds | Beagles | Labrador Retrievers | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MR | RA | MR | CI | MR | CI | MR | CI | MR | CI | |||
| g/100 g DM | 0.44 | 0.54 | 0.36 | 0.45 | 0.263 | 0.343 | 0.262 | 0.358 | 0.258 | 0.365 | 0.304 | 0.463 |
| g/Mcal ME | 1.18 | 1.05 | 0.90 | 1.13 | 0.705 | 0.920 | 0.702 | 0.960 | 0.692 | 0.979 | 0.815 | 1.241 |
| mg/kg BW | 66.0 | 75.0 | 45.3 | 55.4 | 41.9 | 57.3 (77.9)4 | 41.3 | 58.4 (71.3) | 42.6 | 64.8 (49.3) | ||
CI = confidence interval; MR = minimal requirement; Phe = phenylalanine; RA = recommended allowance.
1Association of American Feed Control Officials Manual. 2010.
2European Pet Food Industry Federation Nutritional guidelines for complete and complementary pet food for cats and dogs, 2013.
3Nutrient requirements of dog and cats. National Research Council, 2006.
4Values in parentheses represent NRC MR for Phe in adult dogs at maintenance converted from mg/kg BW0.75 to mg/kg BW using the average BW of individual breeds.