The study was conducted in kucha district of Gamo zone southern Ethiopia to evaluate physicochemical properties of cow milk and processing efficiency of butter and cottage cheese making under small holder farmer level.
Table of Contents
ABSTRACT
INTRODUCTION
MATERIALS AND METHODS
RESULTS AND DISCUSIONS
CONCLUSION AND RECOMMENDATION
Research Objectives and Themes
The primary objective of this study is to evaluate the physicochemical properties of raw and butter milk and to assess the processing efficiency of butter and cottage cheese among smallholder farmers in the Kucha District of the Gamo Zone in Southern Ethiopia.
- Physicochemical analysis of cow milk constituents (fat, SNF, protein, lactose, etc.)
- Assessment of butter production efficiency and fat recovery rates
- Evaluation of cottage cheese processing efficiency and yield factors
- Impact of agro-ecological variations on dairy product quality and quantity
- Correlation analysis between raw milk components and processing outputs
Excerpt from the Book
Physicochemical properties of raw cow milk used for butter making
The constituents of raw milk used for butter making are presented in Table 1. Except from lactose, the remaining constituents of raw milk used for butter making were significantly different (p<0.05) between agro-ecologies. The fat, SNF, protein and pH of midhighland agro-ecology milk samples were significantly higher than low land; whereas the density, added water and temperature of law land agro-ecology milk were significantly higher than from midhighland. This variation might be due to altitude which affects the quality and quantity of feed available for lactating animals. In addition, individuality of milking animal, age, health condition, and other management practices which vary from household to household can also vary milk compositions.
The composition of raw milk of current study is comparable with the results of Teshome et al. (2015) who reported the raw milk studied in Shashamane had mean value of 4.28±0.01%, 8.59±0.07%, 3.43±0.00%, and 4.43±0.06%, respectively for fat, SNF, protein and lactose contents. However, Saba (2016) reported much lower results of 3.5%, and 3.09%, respectively for fat and protein content in Adea Berga and Ejerie districts of West Shewa zone. And also Alganesh (2016) reported 3.76%, 3.10%, 5.08% and 8.56%, respectively for fat, protein, lactose and SNF of raw milk used for butter making in Ejere, Walmera, Selale and Debre Berhan areas in central highlands of Ethiopia.
Summary of Chapters
ABSTRACT: Summarizes the study conducted in the Kucha district, highlighting the physicochemical findings of milk and processing efficiencies for butter and cheese.
INTRODUCTION: Provides context on the nutritional value of milk, factors influencing its chemical composition, and the importance of dairy processing in developing regions.
MATERIALS AND METHODS: Details the sampling procedures of 69 milk samples, the use of a lactoscan analyzer, and the observational survey methods for measuring processing efficiency.
RESULTS AND DISCUSIONS: Presents statistical data on milk constituents and processing metrics, comparing results across different agro-ecologies and relating them to existing scientific literature.
CONCLUSION AND RECOMMENDATION: Concludes that agro-ecology significantly impacts dairy processing efficiency and calls for stakeholder collaboration to improve product quality.
Keywords
cow milk, butter, cottage cheese, physicochemical property, processing efficiency, agro-ecology, SNF, fat recovery, lactation, dairy production, Ethiopia, smallholder farmers, milk composition, buttermilk, statistical analysis
Frequently Asked Questions
What is the core focus of this research paper?
The research examines the physicochemical properties of cow milk and the efficiency of traditional butter and cottage cheese production methods in the Kucha District of Southern Ethiopia.
What are the primary themes covered in the document?
The document covers milk constituent analysis (fat, protein, SNF), the impact of environmental factors on milk quality, and the technical efficiency of dairy processing at the smallholder level.
What is the main research objective?
The study aims to determine how agro-ecological variations and processing practices influence the quality and quantity of dairy products produced by farmers.
Which scientific methods were employed?
The researchers used a lactoscan milk analyzer for physicochemical analysis and conducted a direct observational survey to measure parameters such as churning time, cooking temperature, and final product yields.
What topics are discussed in the main body?
The main body focuses on the physicochemical properties of raw and butter milk, the efficiency of butter churning, the efficiency of cheese making, and the statistical correlations between milk composition and product yield.
Which keywords best describe this study?
Key terms include cow milk, butter, cottage cheese, physicochemical property, processing efficiency, agro-ecology, and smallholder dairy production.
How does altitude or agro-ecology affect the butter-making process according to the findings?
The study found that agro-ecology influences the fat, SNF, and protein content of milk, which in turn significantly impacts the fat recovery percentage and the amount of butter produced.
What is the relationship between cooking temperature and cheese yield?
The findings indicate that higher cooking temperatures lead to shorter cooking times and positively influence cheese yield by facilitating the denaturation and accumulation of whey proteins.
- Citation du texte
- Demissie Jorge (Auteur), 2016, Physicochemical properties of cow milk. Processing efficiency of butter and cottage cheese in Kucha District, Gamo Zone, Southern Ethiopia, Munich, GRIN Verlag, https://www.grin.com/document/1164426
