When milking is terminated, treatment fluid is injected through the nozzle into the head portion of the liner just prior to and as {HEAD ~ the teat cup} is being withdrawn from {TAIL ~ the teat} and, the teat cup wipes the fluid down the teat so as substantially to coat the teat 
is withdrawn from
When milking is terminated , treatment fluid is injected through the nozzle into the head portion of the liner just prior to and as { HEAD ~ the teat cup } is being withdrawn from { TAIL ~ the teat } and , the teat cup wipes the fluid down the teat so as substantially to coat the teat
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH