Day 113 - 03 Apr 95 - Page 14


     
     1
     2   Q.   Can I just ask one question?
     3        A.  Certainly.
     4
     5   Q.   If a number of cows have mastitis in a herd, is it usually
     6        just the individual cow treated or is the whole herd
     7        treated with antibiotics?
     8        A.  In general, with mastitis, one treats each quarter --
     9        what one does is to have a tube which one pushes up the
    10        udder and pushes, squirts, the antibiotic inside.
    11
    12   Q.   So for mastitis that would be an individual treatment?
    13        A.  Yes.  There are different causes for mastitis.  We are
    14        just coming out of the winter period, and I was going to
    15        come on to this.  During the winter the cows are housed and
    16        many of them are kept in inadequate cubicles because the
    17        size of the cows has increased since the cubicles were
    18        built.  This means that for various reasons cows are
    19        susceptible to bacterial disease because their udders are
    20        lying in concrete allowing them contact with faeces and so
    21        on.  They are not comfortable.
    22
    23   Q.   When you say "many", what kind of proportion of cows would
    24        be in these inadequate cubicles?
    25        A.  During this time most of the dairy beef animals in this
    26        country will be kept in.  In countries like New Zealand
    27         ------
    28
    29   Q.   Kept in inadequate cubicles?
    30        A.  Yes, in cubicles, many of them, I would say -- not all
    31        of them -- are in this inadequate.  Animal welfarists have
    32        taken up on this point, particularly, that the cubicles
    33        should be made larger.  There should be more room for the
    34        cows to lunge forward because the cow at this point is very
    35        ungainly.  She has an enormous udder, and so she is not
    36        limbo like a natural cow would be.  These diseases are
    37        infectious, some of them.  For instance, you get E.coli,
    38        you get staphaureus, you get various streptococcus.
    39
    40        About this time of the year, the farmer is looking to get
    41        these animals out on pasture as soon as the weather gets
    42        better.
    43
    44   Q.   This is the spring now or something like that?
    45        A.  Coming, yes.  So, if I continued the tale, that the cow
    46        now has -- our specimen cow, if you like -- has completed
    47        another calving, she has given milk as well and, of course,
    48        she will be put into calf again to go on -- it is
    49        relentless -- until she starts to show signs of falling off
    50        in production, reproductive disease, she will get a fatty 
    51        liver, cystic ovary, acetonemia, as I have mentioned -- 
    52        that is ketosis actually -- mastitis. 
    53
    54        The enormous strain on her udder means that it may have
    55        dropped.  The problem with this is sometimes it drops so
    56        low that the calf cannot even suck from it.  That means
    57        again problems with the welfare of the calf, to make sure
    58        that it gets enough milk.
    59
    60        It also means that the cow cannot walk properly.  If you

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