Manifestation of clinical response to infection with Streptococcus uberis. All quarters and milk samples were analyzed against these criteria at each milking following challenge.
|Score||Appearance of quarter||Score||Appearance of milk|
|2||Minor changes (e.g. hardness)||2||Minor changes (e.g. a few flakes)|
|3||Moderate signs (e.g. heat, tenderness)||3||Moderate signs (e.g. clots and/or clumps)|
|4||Severe signs (e.g. distended and discomfort on palpation)||4||Severe signs (e.g. changes in colour and/or composition)|