Hewett said the board was investigating options for change but said the next step was to increase the numbers of farmers exclusively supplying their co-operatives.
MIE-backed Don Morrison, of Gore, was elected to the Alliance board at last week's annual meeting in Dannevirke. Alliance chairman Murray Taggart, from Oxford, who had retired by rotation, was re-elected.
About forty-nine per cent of eligible votes were exercised in the Alliance directors' election, up substantially from the last election.
The board elections were seen as being a possible turning point for an industry grappling with overcapacity issues.
This season's lamb kill is expected to be sharply down on last season's, due mostly to last summer's drought, but also because of changes in land use.
Southland's Alliance and Silver Fern - both farmer-owned co-operatives - account for just over half of the industry.
Both companies have in the past been merger prospects but an attempt to marry the two in 2008 failed.
The industry, which has over the years been overshadowed by a very strong dairy sector, is estimated to have lost about $200 million last year.
Alliance reported an operating profit of $10.9m for the September year, after suffering a $57m loss the previous year.
Silver Fern Farms, which holds its annual meeting on Wednesday, has hired consultants PwC to undertake a review of the company after it suffered a $28.6m loss for the September year.