Milk supply manager Dave Yardley said farmers he had met were excited about the opportunity, and he had a busy schedule of meetings planned.
"The small size of the business, the connection they will have as shareholders and the fact we're going to the higher end of the value-added market are really peaking farmer interest.
"Positivity has returned to the dairy sector, so people are seeing it as a good time to review where they are and whether they have a better choice out there," he said.
Mr May said the plant's construction was on schedule and the drying tower already at its maximum 40m height.
The company is majority-owned by Chinese company China Animal Husbandry Group, while Southland farmer-suppliers would own about 20% of the plant.
- Otago Daily Times