🎤 Oral
Genetics and Breeding
2022
GB-08
Dry Matter Intake, Body Condition Score And, Beta- Hydroxybutyrate Of Holstein And Crossbred Holstein X Simmental Cows During The Transition Period
Deise Knob et al.
Neto1. Universidade do Estado de Santa Catarina, Lages, Brazil
Objectives: We aimed at a comparison between purebred Holstein and crossbred Holstein x Simmental cows for dry matter intake (DMI), body condition score (BCS), body weight (BW) and β-hydroxybutyrate (BHB) durin
🎤 Oral
Genetics and Breeding
2022
GB-09
Milk Yield And Milk Composition During The First Three Weeks Of The Postpartum Period Of Holstein And Crossbred Holstein X Simmental Cows
Deise Knob et al.
da Vinci, Indaial, Brazil.
Objectives: We aimed at comparing purebred Holstein and crossbred Holstein x Simmental cows for milk yield (MY) and composition during the first three weeks after calving. Materials and Methods: The research wa
🎤 Oral
Genetics and Breeding
2022
GB-10
Genetic Analysis Of Juvenile Spastic Paresis In Romagnola Cattle
Joana G. P. Jacinto et al.
Department of Veterinary Medical Sciences, University of Bologna, Ozzano dell’Emilia (Bologna), Italy
Objectives: Bovine spastic paresis (BSP) is a juvenile-on- set neuromuscular disorder that affects males and females occurring in various breeds of cattle. Clinically BSP is charac- terized by overextension of
🎤 Oral
Genetics and Breeding
2022
GB-11
Genetic Parameters Of Sole Lesion Recovery In Holstein Cows
Matthew Barden et al.
University of Liverpool, Neston, United Kingdom
Objectives: Lameness in dairy cattle is primarily caused by foot lesions (Murray et al., 1996). Two of the most prevalent foot lesions are sole hemorrhage and sole ulcers (Cramer et al., 2008). It is thought th
🎤 Oral
Genetics and Breeding
2022
GB-12
Novel Insights Into The Genetics Of Schistosoma Reflexum In Holstein Cattle
Joana Jacinto et al.
Cord Drögemüller2. Department of Veterinary Medical Sciences, University of Bologna, Ozzano Emilia, Italy
Objectives: Schistosoma reflexum (SR) is a lethal con- genital syndrome in cattle characterized by U-shaped dorsal retroflexion of the spine and eventration of the viscera. A re- cessive mode of inheritance has
🎤 Oral
Genetics and Breeding
2022
GB-13
Analysis Of Meat Yield Control At The Censyra Test Station During The Last 13 Years
Andrés Domingo Montes et al.
CENSYRA, Badajoz, Spain. CENSYRA (Animal Selection and Reproduction Center) aims towards conservation, improvement and development of livestock breeds. CENSYRA collaborates with breeders' asso- ciations, which are recognized by the official authoriti
🎤 Oral
Genetics and Breeding
2022
GB-14
Different Temperature-Humidity Indexes On Milk Yield And Composition; Somatic Cells Score And Stability To Alcohol Test In Grazing Holstein And Crossbred Holstein X Jersey Cows
Bruna Mendes et al.
Universidade do Estado de Santa Catarina, Lages, Brazil.
Objective: We aimed to compare genetic group and tem- perature-humidity index classes for milk yield, composition, somatic cells score and stability to the alcohol test. Material and methods: We executed the st
🎤 Oral
Genetics and Breeding
2022
GB-15
Relationship Between Longevity, Milk Yield And Somatic Cell Count In Holstein Cattle In Brazil - A Multivariate Approach
Angelica Scheid et al.
Universidade do Estado de Santa Catarina, Lages, Brazil.
Objective: To determine the joint relationship between milk yield, longevity and somatic cell count in Holstein cattle in Brazil. Material and methods: Data from approximately 45,000 Holstein animals collected
🎤 Oral
Genetics and Breeding
2022
GB-16
Comparison Of Bull Semen Motility Using A Portable Semen Analysis Device And Computer-Assisted Sperm Analyser
Kate Mitchell et al.
University of Melbourne/Scottsdale Veterinary Services, Scottsdale Tasmania, Australia
Objective: Bull breeding soundness evaluations (BBSEs) in Australia include a physical exam, scrotal circumference measurement, crush-side semen motility evaluation and of- ten remote assessment of sperm morpho
🎤 Oral
Herd Health Management, Smart Farming and Economics
2022
HH-01
Controlled Trial Of The Effect Of Negative Dietary Cation- Anion Difference On Postpartum Health And Culling Of Dairy Cows
Rita Couto Serrenho et al.
Canada
Objective: Negative Dietary Cation-Anion Difference (DCAD) diets fed during the prepartum period enhance calci- um metabolism. Hypocalcemia influences neutrophil function and both are risk factors for clinical
🎤 Oral
Herd Health Management, Smart Farming and Economics
2022
HH-02
An Outbreak Of Acute Respiratory Disease In An Adult Daiy Herd Due To Dust Inhalation Richard Sibley.
West Ridge Veterinary Practice et al.
Objectives: This clinical study describes an outbreak of respiratory disease in an adult dairy herd comprising 850 milk- ing cows. The affected animals responded poorly to treatment and so the focus was to identify the cause and prevent new cases.
Materials and Methods: 28 adult dairy cows were se- verely affected with respiratory disease over a period of six months. Thos that were clinically affected had a poor prog- nosis. Many others in the herd had i
🎤 Oral
Herd Health Management, Smart Farming and Economics
2022
HH-03
The Association Of Cough And Other Clinical Signs With Ultrasonographic Lung Consolidation: Differences Between Dairy, Veal And Beef Calves
Thomas Lowie et al.
Faculty of Veterinary Medicine - Ghent University, Merelbeke, Belgium
Background: Bovine respiratory disease (BRD) remains a leading cause of economic losses, hampered animal welfare and intensive antimicrobial use in the cattle sector. The latter contributes to public concerns a
🎤 Oral
Herd Health Management, Smart Farming and Economics
2022
HH-04
Follow Up Of Persistent Pneumonia In A Dairy Cattle Herd Using Quick Thoracic Ultrasound (Qtus) And Non- Endoscopic Bronchoalveolar Lavage (Nbal)
Laurens Chantillon et al.
Department of Internal Medicine, Reproduction and Population Medicine, Faculty of Veterinary Medicine, Ghent University, Ghent, Belgium.
Objective: Every calf experiences respiratory tract infec- tions. Generally, this will not severely affect the young animal unless the infection develops into a pneumonia. Pneumonia affects growth, production,
🎤 Oral
Herd Health Management, Smart Farming and Economics
2022
HH-05
Evaluation Of Umbilical Involution In Holstein-Friesian Calves After Different Treatments Post Natum
Theresa Maria Scheu et al.
Educational and Research Centre for Animal Husbandry, Hofgut Neumuehle, Münchweiler an der Alsenz, Germany
Objectives: An infection of the umbilical region, togeth- er with neonatal diarrhea and pneumonia, is one of the most common diseases in preweaning calves. The prevalence var- ies between 2% to 30% (Hathaway et
🎤 Oral
Herd Health Management, Smart Farming and Economics
2022
HH-06
A High Plane Of Nutrition Is A Protective Factor Against Neonatal Calf Diarrhea On Bavarian Dairy Farms
Ingrid Lorenz et al.
Switzerland.
Objectives: Calf mortality and morbidity is still unaccept- ably high worldwide. Neonatal calf diarrhea is the most import- ant cause of calf losses in the first weeks of life. Therefore, risk factors for calf
🎤 Oral
Herd Health Management, Smart Farming and Economics
2022
HH-07
Motivations And Barriers Perceived By Veterinarians When Implementing Herd Health Fertility Management On Uk Dairy Farms
James Brocket et al.
Veterinary Science, University of Liverpool, United Kingdom.
Objectives: Vets can play a vital role in fertility herd healt management. However, there is evidence to suggest that this is an area in which vets are not as involved as they could be, and sometimes not at all
🎤 Oral
Herd Health Management, Smart Farming and Economics
2022
HH-08
Effects Of Postpartum Nsaid Treatment On Milking Performance, Reproductive Performance And Survival Of Cows And Calves Experiencing Both Assisted And Unassisted Parturition
Nicola Gladden et al.
Farm Animal Department University of Nottingham School of Veterinary Sciences Sutton Bonington, Loughborough, United Kingdom
Objectives: Parturition assistance in cattle is common and has been shown to adversely affect reproductive perfor- mance, milk yield and culling risk. Effects of assisted birth on future productivity of calves
🎤 Oral
Herd Health Management, Smart Farming and Economics
2022
HH-09
Characterisation Of Reticuloruminal Contractions Using A Reticuloruminal Accelerometer Bolus, Neck Collar Accelerometer And Clinical Examination (Ultrasound And Auscultation)
Giovanni Capuzzello et al.
University of Glasgow - School of veterinary Medicine - Scottish Centre for Production Animal Health and Food Safety, Glasgow, United Kingdom.
Objectives: Physical activity and reticuloruminal contrac- tion rate (RRCR) have been used as indicators of health status in cows. The three objectives of this study were to (1) deter- mine whether a reticuloru
🎤 Oral
Herd Health Management, Smart Farming and Economics
2022
HH-10
Use Of An Automated Monitoring System To Assess Rumination Time And Activity Patterns In Cows With Metritis
André Pacheco De Carvalho et al.
Brazil.
Objectives: Postpartum uterine conditions such as metri- tis are common in dairy cows and represent a significant threat to animals’ health and wellbeing, and frequently lead to a de- creased reproductive perfo
🎤 Oral
Herd Health Management, Smart Farming and Economics
2022
HH-11
Effect Of Formic Acid Treatment On Colostrum Quality And On Absorption And Function Of Immunoglobulins: A Randomized Contolled Trial In Holstein Dairy Calves
Billy I. Smith et al.
University of Pennsylvania, School of Veterinary Medicine, New Bolt Center, Kennett Square, PA, United States.
Objectives: Good quality colostrum is characterized by high immunoglobulin levels and low pathogen load. Tech- niques to decrease pathogens can damage immunoglobulins, potentially reducing both absorption and f
🎤 Oral
Herd Health Management, Smart Farming and Economics
2022
HH-12
Comparison Of Diagnostic Testing Strategies For Failure Of Passive Transfer (Fpt) In Scottish Dairy Calves
Katie Denholm et al.
University of Glasgow, Glasgow, Scotland, United Kingdom
Background: Serum IgG levels of ≥10g/L are indicative of adequate passive transfer (Tyler et al. 1999; Virtala et al. 1999). The reference test for measuring IgG in serum is radial immunodiffusion (RID) which d
🎤 Oral
Herd Health Management, Smart Farming and Economics
2022
HH-13
A Parallel Evaluation Of Five Cost-Effective Indirect Methods For Assessing Failure Of Passive Immune Transfer In Neonatel Calves
Corbiere Fabien et al.
François1. National Veterinary School of Toulouse, Toulouse, France
Objectives: The aim of this study was to evaluate the di- agnostic accuracy of five indirect methods that may be used in veterinary practices to assess the success of maternal im- munoglobulins (Ig) transfer in
🎤 Oral
Herd Health Management, Smart Farming and Economics
2022
HH-14
Association Of Combined Serum Macromineral Profiles With Clinical Diseases In Post-Partum Holstein Cows
Vangelis Tsiamadis et al.
Department of Animal Production, Faculty of Veterinary Medicine, Box 393, Aristotle University of Thessaloniki, GR-54124 Thessaloniki, Greece, Thessaloniki, Greece
Objectives: Post-partum serum concentration distortions of macrominerals (Ca, P, Mg, K) are negatively associated with health and productivity of dairy cows. The individual ef- fects of each one has been studie
🎤 Oral
Herd Health Management, Smart Farming and Economics
2022
HH-15
Telemetric And Long Term Measurement Of Reticuloruminal Motility - Precision And Accuracy Of Derived Rumination Time
Johann Gasteiner et al.
Steinwidder. Research Centre Raumberg-Gumpenstein, Irdning, Austria.
Objectives: Rumen motility is of basic importance for the physiological function of the digestive system and it is respon- sible for mixing, separating and transporting the ingesta. Re- ticuloruminal motility i