Abstract The chemical and nutritional characteristics of the four distillers dried grains with solubles (DDGS) were determined for dry matter (DM), mineral matter (MM), crude protein (CP), ether extract (EE), neutral detergent fiber (NDF) and gross energy analyzed (GEa), from which the values of gross energy (GE), digestible energy (DE), metabolizable energy (ME) and net energy (NE) were estimated. There were differences in the contents of EE, NDF, GEa, GE, DE, ME and NE between the lots. A total of 40 barrows with an initial weight of 72.69 ± 5.66 kg were assigned to a randomized block design, fed diets containing 0, 100, 200 and 300 g kg−1 DDGS for 28 days and were subjected to performance assessment. The inclusion of DDGS in the diets did not affect daily feed intake (DFI), daily weight gain (DWG) or feed conversion (FC) but linearly reduced the final weight. Based on the results of the performance and prices of ingredients in the local market, we calculated the costs of feed, revenue and gross operating profit (GOP). Inclusions of DDGS in pig diets reduced costs and revenues but did not affect GOP. DDGS presented chemical and nutritional variation between the lots. Levels of inclusion up to 300 g kg−1 DDGS do not affect finishing pig performance and profitability. (DDGS DM, DM , (DM) MM, MM (MM) CP, CP (CP) EE (EE) NDF (NDF GEa (GEa) GE (GE) DE (DE) (ME (NE estimated lots 4 7269 72 69 72.6 566 5 66 5.6 design 0 100 20 30 kg1 1 kg− 2 assessment DFI, DFI (DFI) DWG (DWG FC (FC market GOP . (GOP) profitability (DM (MM (CP (EE (GEa (GE (DE 726 7 6 72. 56 5. 10 3 (DFI (GOP
Resumo As características químicas e nutricionais de quatro grãos secos destilados com solúveis (DDGS) foram determinados quanto a matéria seca (MS), matéria mineral (MM), proteína bruta (PB), extrato etéreo (EE), fibra em detergente neutro (FDN) e energia bruta analisada (EBa) dos quais os valores de energia bruta (EB), digestível (ED), metabolizável (EM) e liquida (EL) foram estimados. Houve diferenças no conteúdo de EE, FDN, EBa, EB, ED, EM e EL entre lotes. Um total de 40 machos castrados 72.69 ± 5.66 kg foram distribuídos em blocos ao caso, alimentados com dietas com 0, 100, 200 e 300 g kg−1 DDGS por 28 dias. A inclusão de DDGS não afetou consumo de ração diário, ganho de peso diário e conversão alimentar mas reduziu de forma linear o peso final. Baseados nos resultados de desempenho, preços de ingredientes e mercado local foram calculados os custos de ração, receita e lucro operacional bruto (LOB). Inclusões de DDGS em dietas para suínos reduziu custos e receitas mas não afetou LOB. DDGS apresentam variação química e nutricional entre lotes. Níveis de até 300 g kg−1 de DDGS não afetam desempenho e lucratividade com suínos em terminação. (DDGS MS, MS , (MS) MM, MM (MM) PB, PB (PB) EE (EE) FDN (FDN EBa (EBa EB (EB) ED (ED) (EM (EL estimados lotes 4 7269 72 69 72.6 566 5 66 5.6 caso 0 100 20 30 kg1 1 kg− 2 dias final LOB . (LOB) terminação (MS (MM (PB (EE (EB (ED 726 7 6 72. 56 5. 10 3 (LOB