Another factor is the squeeze that conventional dairy farmers have felt as the price of grain they feed their cows has gone up, tightening their profit margins.
另一个因素是，传统的奶农在他们喂养奶牛的谷物价格上涨时感到了压力，他们的利润空间也被压缩。
2
Price has long been the top factor cited.
价格一直都是人们考虑最多的因素。
3
The one major factor separating the two — aside from versatility — is price.