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Sampling factors causing variability in milk constituents in early lactation cows
milk composition somatic cell count
2015/5/25
This study was conducted to evaluate effects of breed, parity, sampling day, and sampling time on
somatic cell count (SCC) and milk lipid and protein profiles in intra-mammary infection-free early l...
Corpus luteum development and its morphology after aspiration of a preovulatory follicle is related to size and steroid content of the follicle in dairy cows
post-partum period ultrasound fertility progesterone oestradiol follicle fluid
2015/4/17
Secretion of adequate levels of progesterone from a proper corpus luteum (CL), which develops out of the cells of a healthy preovulatory follicle, is a key-factor for establishment of a pregnancy. The...
Systematic clinical examination of early postpartum cows and treatment of puerperal metritis did not have any beneficial effect on subsequent reproductive performance
cow puerperium metritis diagnosis therapy
2015/3/17
The objective of this field trial was to evaluate the impact of a control program based on systematic
clinical examination on Day 10 ± 3 post partum (pp) and treatment in the case of puerperal metri...
In vitro production of embryos from high performance cows and the development of frozen-thawed embryos after transfer: a field study
cattle in vitro embryos cryopreservation
2015/3/17
In this field study, embryos were derived from genetically highly valuable cows excluded from breeding due to reproductive disorders. Cows, 5 to 10 years old, of Czech Siemmental, Holstein Dairy and B...