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Animal Sciences

Electronic Theses and Dissertations

Dairy

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Valorization Studies On Ice-Cream Wastewater And Whey Permeate, Maryam Enteshari Jan 2020

Valorization Studies On Ice-Cream Wastewater And Whey Permeate, Maryam Enteshari

Electronic Theses and Dissertations

Ever growing demand for dairy products in many countries has led to advancements in the manufacture of such products. Nowadays, revolutionary trends for high-protein dairy foods and drinks products have brought about new challenges from processing requirements and manufacturing aspects. Using different membrane processing has enabled dairy manufacturers to produce different fraction of milk proteins such as micellar caseins, ultra-filtered (UF) milk proteins, whey proteins concentrate (WPC), and micellar casein concentrate (MCC) to meet the nutritional needs with variety of milk product options. However, the installation of new processing lines and establishing further manufacturing steps requires more consumption of water …


Evaluation Of Flax Oil Supplementation On Performance Of Growing Dairy Heifer Calves And Lactating Cows, Chelsea Rose Schossow Jan 2019

Evaluation Of Flax Oil Supplementation On Performance Of Growing Dairy Heifer Calves And Lactating Cows, Chelsea Rose Schossow

Electronic Theses and Dissertations

Utilization of flax oil is new to the livestock industry, and limited research has been done to see the benefits of feeding the highly unsaturated oil to both dairy calves and lactating cows. Two studies were conducted to evaluate the potential benefits of flax oil as a lipid supplement. The first study compared the supplementation of two plant based oils to growing dairy calves. Thirty-six female Holstein calves in individual hutches were used in a 12-wk randomized complete block design study. Treatments were: 1) control (CON) with no oil, 2) 80 g/d of flax oil (FLAX), and 3) and 80 …


Growth Performance, Metabolic And Rumen Profile, Nutrient Utilization, And Health Of Calves Fed Condensed Whey Solubles With Starter Pellets, Michaela Joy Della Jan 2019

Growth Performance, Metabolic And Rumen Profile, Nutrient Utilization, And Health Of Calves Fed Condensed Whey Solubles With Starter Pellets, Michaela Joy Della

Electronic Theses and Dissertations

A study was conducted for this thesis to evaluate the effectiveness of a new product’s ability to improve calf health and growth performance. In addition to the results from the study, this thesis also includes a literature review of immune and rumen maturation in calves and a discussion of ways to protect and encourage those fundamental progressions. For the main research project 48 dairy calves were used in a randomized complete block design study to evaluate the growth performance, rumen fermentation and metabolic profiles, nutrient utilization, and health scores when calves were supplemented Condensed Whey Solubles (CWS) with their starter …


Manufacture, Concentration, And Functionality Of Micellar Casein Concentrate, Dustin Grossbier Jan 2016

Manufacture, Concentration, And Functionality Of Micellar Casein Concentrate, Dustin Grossbier

Electronic Theses and Dissertations

This research has been structured into 3 major parts. The first part evaluates a centrifugal evaporator to concentrate micellar casein concentrate (MCC). The second part evaluates a wiped film evaporator (WFE) to concentrate MCC. The third part evaluates heat stability of the high concentration MCC produced by WFE. In part 1, the primary objective was to achieve >25% total solids (TS) without a loss of water removal rate associated with high solids materials. This is of importance, industrially, as this could reduce processing costs or eliminate drying all together. The major finding was that it did not offer any benefits …


Improving Feed Efficiency Through Forage Strategies For Increasing Dairy Profitability And Sustainability, Jon Patrick Pretz Jan 2016

Improving Feed Efficiency Through Forage Strategies For Increasing Dairy Profitability And Sustainability, Jon Patrick Pretz

Electronic Theses and Dissertations

Three studies were conducted to determine production parameters and study specific hypothesis in regard to improving feed efficiency through various forage utilization strategies with or without the inclusion of various supplemented products. The first study evaluated the supplementation of a cobalt-lactate product and its effects on fiber digestibility and milk production parameters when fed to cows consuming a 70% forage diet. Treatments included: 1) CONTROL diet containing 12.5 mg/cow/d of cobalt (carbonate carbonate) and 2) TEST diet being the same basal diet but including an additional 50 mg/cow/d of cobalt via a 1% Co-lactate product (Co-Max®). In a feeding trial …