Regulation of behavioural responses of animals and competent use of biological and physiological features of their bodies makes it possible to increase productivity, reduce labour and housing costs as well as minimize a negative stressogenic impact of the environment.
Keywords: calving, cow, calf, amniotic sac, udder, smell, tactility, hearing, vision, grazing, suckling period, animal, behavioral deviations, acquired perversions, cattle, productivity, self-milking, feed, stud bulls, apathy, conditioned reflex, behavioural act, milking, feeding, milk yield, cud, ruminants, microclimate, herd, lactation, tactile interaction and voice communication, milk, milk yield, stress.
Tracking parameters of the environment, assessment of temperature and humidity index as well as preventive actions allow minimization of negative impact of thermal stress on cattle and improvement of livestock product quality and profitability of farms.
Keywords: thermal stress, cattle, meat and dairy cattle production, herd reproduction, cow, temperature and humidity index (THI), rumination, cicatricial digestion, fleshiness, milk, somatic cells, sweating and salivation, live weight, thermal control, feed mix, bulk feed, cud, acidosis, concentrates, calving, oxidative stress, immune system, infertility, fertility rate, heifer, pasture, grazing, mineral food, crude protein, by-pass protein, buffer mixes, yeast probiotics, cellulose, antioxidants, premixes, Alkocel R397, LEVUCELL® SC, Lallemand Animal Nutrition.
The main ways for correcting the work of reproductive system of cattle breeding stock are full-value feed and exercise, in particular, grazing in longstanding cultural pastures.
Keywords: dairy cattle production, breeding stock, cattle, cow, heifer, animal, uterine neck, ovaries, postnatal endometritis, endocrine system, purulent catarrhal endometritis, cow pregnancy, feed, feeding, ovarian dysfunction and hypofunction, calving, fibrinous and necrotic metritis, ovarian cyst, hypophysis, thyroid gland, gonadotrophins, corticosteroids, hypothalamus; luteinizing, follicle stimulating, luteotropic hormone, sexual cycle, neurosecretion, follicles, sexual excitement and estrus, ovulation, persistent yellow body, estrogen, estrone, estradiol, estriol, uterine tubes, mammary gland, progesterone, endometrium, lactation, sexual heat, teasing bull, diet, active exercise, grazing.
Use of NitroShureTM additive in diets of milk cows is an effective strategy allowing minimization of thermal stress effect on animal bodies and increase in profitability of farms.
Keywords: thermal stress, cow, dairy and meat cattle production, air temperature and humidity, temperature and humidity index (THI), thermally neutral zone, cattle, ruminants, productivity, milk yields, feed, feeding, diet, homeostasis, homeotermia, endocrine status, rumination, cud, rumen, bicarbonate, cicatricial buffer, compound feed, bulk feed, concentrates, nonprotein nitrogen, cicatricial liquid, cicatricial microorganisms, feed behavior, microbial protein, amino acids, fermentation, digestibility, feed conversion, NitroShureTM additive.
Studying behavioural responses in cows promotes competent herd management; thus, reduction of aggression in animals and improvement of milk productivity.
Keywords: dairy cattle production, cattle, productivity, herd, population, milk, behavioural responses, hereditary factors, breed, orthogenesis, conditioned reflex, milking, cow, calves, cow calf, bull, stabled and tied housing, feed, feeding front, diet, smell, grazing, young animals, rumination, ruminants, overgrazing, aggression, temperament, herd hierarchy, milk yield, gregarious instinct.
The main reasons for claw horn diseases is lack of substances stimulating process of keratinization in feed, increased humidity, aggressive alkaline environment in stalls, injury of horn capsule and leg soft tissues, adynamia and lack of exercise as well as use of highly specialized dairy breeds of cattle with weak claw horn.
Keywords: dairy cattle production, cow, heifer, claw horn, feed, keratinization, horn capsule, adynamia, exercise, claw horn, productivity, lameness, culling, lactation, herd rotation, horn growth and abrasion, destruction, s cross-linking reaction, sulfuric bridges, keratin chains, moisture capacity, hydrophily, amino acids, cystine, ammoniac alkalis, keratopolimer, sulfur-containing vitamins, biotin, thiamine, methylmethionine, calf, young animals, replacement cow calf, hydrokeratin, urease, lignin, orthopedic diseases, plantar horn, breeding bull, hoof baths, antiseptic substances, veterinary station, pen, necrobacillosis, diet, herd.
Addition in diets for milking cows of protected amino acids, for example, methionine and lysine, allows offsetting deficiency of protein and optimizing the use of feed nitrogen by the animals.
Keywords: dairy cattle production, crude protein, protein digestible in rumen, protein indigestible in rumen, nitrogen, rumen, productivity, milk yield, cow, microbial protein, milk, solids, diet, feed, feeding, limiting amino acids, protected lysine and methionine, manure.
For optimum disinfection and improvement of bacterial background in calves’ premises, treatment with Virocid only once a week is sufficient.
Keywords: prevention, disinfection, calves, respiratory diseases of the mixed etiology, cow calf, insemination, lactation, viral diarrhea, infectious rhinotracheitis, paraflu-3, respiratory syncitial infection, bacteria, microflora, feed, laying, immunity, disinfection, bacterial background, «cold fog», aeration, replacement young animals, aerosol, nonionic surfactants, disinfectant, animal, reagent.
Comfortable housing conditions and competent treatment of cow udder before and after milking promotes increase in productivity and minimizes risk of development of mastitis.
Keywords: dairy cattle production, milk, cow, mastitis, mammary gland, udder, hygiene, stall place, stall equipment, herd, animal, manure pass, milking, stress, Yolochka and Parallel milking machines, milking robot, pathogenic microflora, milking hall, milk yield, productivity, antiseptics, antibiotic, lactic and perlactic acid, hydrogen peroxide, nipple, disinfectant, infection, reusable and disposable napkins, bacteria, mamillar duct, microorganisms, chlorhexidine, chlorine dioxide, resistance, iodine, diet, glycerin, allantoin, lanolin, aloe vera, sphincter.
For successful animal breeding, improvement of the existing breeds and early forecasting of the future productivity of dairy cattle, interrelation between milk yields and blood biochemical indicators are studied as they directly influence the process of lactogenesis.
Keywords: dairy cattle production, selection, enzymes, blood serum, correlation, breed, cow, productivity, biochemical blood indicators, lactogenesis, aspartate aminotransferase (AST), alanine aminotransferase (ALT), alkaline phosphatase, lactic dehydrogenase, sorbitol dehydrogenase, cholinesterase, amylase, γ-glutamine transferase, genes, DNA, proteins, milk yield, metabolites, daughter cows, father bulls, improvers, lactation, feeding.