Download or read book List of Sires Proved in Dairy Herd Improvement Associations, 1939 (Classic Reprint) written by United States Department Of Agriculture and published by Forgotten Books. This book was released on 2018-12-06 with total page 116 pages. Available in PDF, EPUB and Kindle. Book excerpt: Excerpt from List of Sires Proved in Dairy Herd Improvement Associations, 1939 In dairy herd-improvement association work a sire is termed a proved sire when the production records of at least five of his unselected daughters have been compared with the production records of their dams. Such comparisons may Show that a sire has transmitted high medium or low - producing ability to his daught.ers To say that a sire is a proved Sire, therefore, does not necessarily mean that the sire is a valuable Sire; it merely means that the production records of five or more of his unselected daughters and their dams have been com pared oh a uniform basis. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.