LIC | History


History

 1941 - 1969


1941
  • First list of proven sires published by NZ Dairy Board.

1943
  • First naturally proven Jerseys purchased for artificial breeding.

1945
  • Method of artificial insemination changes from cervical/speculum technique to intra-uterine.
  • First sire survey and merit register published.

1946
  • Daughter-dam comparisons changed to within-season basis.
  • Term 'merit sire' introduced.

1947
  • First production studies of stock bred from artificial insemination.

1948
  • NZ Dairy Board Data Processing Section established.

1949
  • Daughter-mature (herd mate) cow comparison sire survey introduced.
  • First commercial artificial insemination service begins in Waikato and Taranaki.

1950
  • NZ Dairy Board assumes full responsibility to develop commercial artificial insemination service.
  • First artificial insemination bulls purchased for proving.

1951
  • First deep frozen semen processed.
  • NZ Dairy Board commercial artificial insemination centre established at Newstead, Hamilton.
  • The six Herd Improvement Associations agree to carry out all field insemination services.
  • First naturally proven Holstein-Friesians purchased for artificial breeding.
  • First deep freeze semen imported from United Kingdom.

1954
  • First naturally proved Ayrshires, unproven Holstein-Friesian, Ayrshires and Angus added to the artificialbreeding team.
  • Co-operative research begins on semen production and utilisation.

1956
  • Rating system for Sire Surveys introduced.

1957
  • First deep freeze semen imported from USA.

1958
  • First polled Herefords introduced to the artificial breeding team.
  • Alternate monthly herd testing introduced.

1959
  • Research begins on semen dilution at Newstead.
  • First naturally proven Milking Shorthorns.
  • First unproven Milking Shorthorns added to the artificial breeding team.

1960
  • Sire Proving Scheme uses contracted herds for first time.

1961
  • Awahuri Artificial Breeding Centre established.
  • Sire Proving Scheme introduced.
  • New diluent 14G first used for semen.
  • Full use of semen diluents developed at Newstead.
  • Artificial insemination reaches 500,000 cow target.

1963
  • Production Ranking Test introduced.
  • Caprogen used as new semen diluent.

1964
  • Traits Other than Production (TOP) recorded in Sire Proving herds.
  • Liquid semen stored at ambient temperature for first time.

1967
  • IBM computer installed recording all LIC Associations' herd test records.
  • Milk meters first used for herd testing, replacing test buckets.
  • Herd test records fully computerised.

1968
  • Herd Test ranking index introduced.
  • Artificial insemination reaches 1 million cow target.

1969
  • Deep frozen semen first stored in liquid nitrogen.
  • Frozen semen first stored in 0.5ml plastic straws.





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