The invention discloses smashing and feeding equipment for animal husbandry. The equipment comprises a feeding trough, a smashing device and a mixing device, the smashing device is composed of a floor-type stock bin, a fodder suction pipe, a fodder suction shell body, a fodder suction fan, a conveying pipe, an upper shell body, a smashing structure, a lower shell body, a transport mechanism and a fodder outlet pipe, the smashing device is arranged on the mixing device, the smashing device communicates with a fodder mixing box through the fodder outlet pipe, and the mixing device is composed of a motor, the fodder mixing box, a rotation shaft and stirring paddles; and a valve and a second weight sensor are connected between the fodder mixing box and the feeding trough, a control panel is arranged at the top of the fodder mixing box, and the left part of the top of the fodder mixing box is provided with an auxiliary-fodder inlet. The equipment has beneficial effects that the smashing accuracy is high, fodder can be smashed into various-size fodder particles, a fodder putting amount reaches an optimal value, stirring is more uniform, fodder quality is improved, timed and quantitative feeding to animals is realized, labor is saved, fodder waste is avoided, and economic benefits are improved.