What people say about working at DEER VALLEY UNIFIED SCHOOL DISTRICT. 1  Working for the School District A job with the school district is an excellent way to work a steady job with benefits (full-time employees).
Holstein, Iowa. Holstein is a city in Ida County, Iowa, United States. The population was 1,396 in the 2010 census, a 5% decline from 1,470 in the 2000 census. Contents.
1 Holsteins have a gestation period of nine months. 2  Holstein cows give more milk than any other dairy breed in the U.S. The average Holstein cow produces around 23,000 pounds of milk, or 2,674 gallons, of milk each lactation.olstein cows produce more pounds of milk than any of the other dairy breeds, with the average Holstein producing around 23,000 pounds of milk, or 2,674 gallons, of milk each lactation, which averages out to about 75 pounds, or almost 9 gallons of milk per cow per day.