Effects of postweaning diet on age and weight at puberty and milk production of heifers

• Published in: Journal of animal science Vol. 73; no. 1
• Main Authors: Marston, T.T. (Hubbard Milling Co., Mankato, MN.), Lusby, K.S, Wettemann, R.P
• Format: Journal Article
• Language: English
• Published: 01.01.1995
• Subjects: AGE; ALIMENT CONCENTRE POUR ANIMAUX; BOVIN DE BOUCHERIE; COMPLEMENT ALIMENTAIRE; CONDICION CORPORAL; EDAD; ENGORDE; ENGRAISSEMENT; ETAT CORPOREL; FEMELLE; FERTILIDAD; FERTILITE; GAIN DE POIDS; GANADO DE CARNE; GANANCIA DE PESO; GENISSE; HEMBRA; HIVER; INVIERNO; MADUREZ SEXUAL; MATURITE SEXUELLE; NOVILLA; OKLAHOMA; PARTO; PARTURITION; PERFORMANCE DE REPRODUCTION; PESO; PIENSOS CONCENTRADOS; POIDS; PROTEINA BRUTA; PROTEINE BRUTE; RENDEMENT LAITIER; RENDIMIENTO LECHERO; REPRODUCTIVIDAD; RESIDU DE RECOLTE; RESIDUOS DE COSECHAS; SOJA; SUPLEMENTOS; TORTAS DE SOJA; TOURTEAU DE SOJA; VACA; VACHE

One hundred 7-mo-old spring-born beef heifers (215 kg) were used to evaluate effects of level of supplementation and short-term concentrate feeding on age and weight at puberty and milk production. In each of two winters, heifers were individually fed 0.9 kg/d of a 40% CP supplement (SBM) or 1.8 or...