Diagnostic information for mastitis treatments on dairy farms

Abstract

Chapter 1 General introduction 6 Chapter 2 Dutch dairy farmers' need for microbiological mastitis diagnostics 18 Chapter 3 Agreement between four commercial diagnostic tests and routine bacteriological culture of milk to determine the udder infection status of dairy cows 38 Chapter 4 Development and evaluation of four loop-mediated isothermal amplification assays to detect mastitis-causing bacteria in bovine milk samples 64 Chapter 5 The need for and effect of incorporating bacteriological results in dry cow treatment decision-making 88 Chapter 6 The effect of a mastitis treatment strategy with or without onfarm testing Chapter 7 Comparing on-farm tests and routine bacteriological culture to detect mastitis-causing pathogens in bovine milk samples using latent class analysis Chapter