🎤 Oral
Reproduction in Dairy Cattle
2022
RD-16
Purulent Vaginal Discharge Score And Its Association With Subsequent Reproductive Performance In Seasonal-Calving, Pasture-Based Dairy Cows
Eber Rojas Canadas et al.
The Ohio Sate University, columbus, United States
Objectives: Uterine infection diminishes reproductive per- formance in cattle. The use of Metricheck® to assess purulent vaginal discharge (PVD) may help to identify uterine patholog- ical condition. The object
🎤 Oral
Reproduction in Dairy Cattle
2022
RD-17
Effects Of Thermal Stress On Pregnancy Characteristics In Dairy Cows
Ioannis Nanas et al.
Greece.
Objectives: Due to global warming, the adverse effects of heat stress (HS) on dairy cattle welfare and production are gradually extending in northern latitudes. The combination of high ambient temperatures and
🎤 Oral
Reproduction in Dairy Cattle
2022
RD-18
The Effect Of Coxiella Burnetii Inactived Vaccine On Reproductive Parameters And Milk Yield In Holstein Cows
Gulnaz Yilmazbas-Mecitoglu et al.
Bursa Uludag University, Bursa, Turkey
Objectives: The aim of this study was to determine the effect of Coxiella burnetii inactivated vaccine on reproductive parameters and milk yield in Holstein cows. Material & Methods: A total of 575 pregnant cow
🎤 Oral
Reproduction in Dairy Cattle
2022
RD-19
Hh1 Double-Carrier Embryos Develop Normally To Elongated Conceptuses
Alejandra C Quiroga et al.
INIA-CSIC, Madrid, Spain.
Objectives: Intensive genotyping of Holstein population has identified deleterious haplotypes impacting fertility. These haplotypes are never found in homozygosity indicating that double-carrier (i.e., homozygo
🎤 Oral
Reproduction in Dairy Cattle
2022
RD-20
Effect Of Clinical And Subclinical Mastitis Treatment With Meloxicam On Clinical Cure And Fertility Of Dairy Cows In Ecuador
Christian Albuja Arroba et al.
Rodolfo Luzbel De La Sota3. Facultad de Medicina Veterinaria y Zootecnia, Universidad Central de Ecuador, Quito, Ecuador
Objective: To study the effect of clinical and subclinical mastitis treatment with meloxicam on clinical cure rate and fer- tility of dairy cows in Ecuador. Material and Methods: Holstein cows from two dairy he
🎤 Oral
Reproduction in Dairy Cattle
2022
RD-21
Injuries Of The Bovine Birth Canal After Eutocia
Theresa Maria Scheu et al.
Educational and Research Centre for Animal Husbandry, Hofgut Neumuehle, Münchweiler an der Alsenz, Germany
Objectives: While there is numerous of literature describ- ing the involution of the uterus after unassisted birth, there is little information available about possible alterations of the soft birth canal in co
🎤 Oral
Reproduction in Dairy Cattle
2022
RD-22
Influence Of Different Factors On Fertility Of Dairy Cows Submitted To Fertility Protocols For First Insemination Post- Partum And For Resynchronization A. Francisco Álvarez Baldor.
AFRIVEPA et al.
Objectives: The use of “fertility protocols” for artifi- cial insemination (AI) at fixed time adding improvements to Ovsynch®, as presynchronization, use of a progesterone de- vice and two doses of prostaglandin F2α (PG), has showed increases of conc
In this study we tried two protocols for first AI: the G6G pro- tocol, modified to end as Cosynch (with the last GnRH dose at the same time of AI), with 6 handlings, that lasts for 18 days, and a 7 d Cosynch pl
🎤 Oral
Reproduction in Dairy Cattle
2022
RD-23
Adiponectin And Chemerin In The Endometrium Of Postpartum Dairy Cows With Cytological Endometritis
Gonçalo Pereira et al.
Silva1, Christelle Ramé2, Joelle Dupont2, Patrice Humblot3, Luis Lopes-Da-Costa1. CIISA - Centro de Investigação Interdisciplinar em Sanidade Animal Faculdade de Medicina Veterinária, Universidade de Lisboa, Lisboa, Portugal
Objective: To evaluate the relationship between the gene transcription and expression of Adiponectin (ADIPOQ, AD- IPOR1 and ADIPOR2) and Chemerin (RARRES2 and CM- KLR1), and the inflammatory status of the uteru
🎤 Oral
Reproduction in Dairy Cattle
2022
RD-24
The Effect Of Postpartum Metabolic Diseases On Fertility In Lactating Dairy Cows
Gulsum Selcuk Kaya et al.
Bursa, Turkey. Postpartum (PP) metabolic disorders may become more important for the modern high producing lactating dairy cows.
The aim of this study was to evaluate the effect of PP meta- bolic disorders on fertility in dairy cows. The study was con- ducted in a dairy farm with 5000 lactating dairy cows and milk yield was 11.148 kg for
🎤 Oral
Reproduction in Dairy Cattle
2022
RD-25
Key Performance Indicators Used By Dairy Consultants During The Evaluation Of Reproductive Performance In A First Visit
Ramon Armengol et al.
Universitat de Lleida, Lleida, Spain
Objectives: The purpose of this study was to (1) describe the KPI that consultants specialized in dairy reproduction use to assess the reproductive status of a conventional dairy farm in a first visit, (2) cate
🎤 Oral
Reproduction in Dairy Cattle
2022
RD-26
Elevated Tail: Clinical Sign For The Early Diagnosis Of Vaginal Pathologies
Angel Revilla Ruiz et al.
Vicente González-Martín1. Universidad Complutense de Madrid, Madrid, Spain
Objectives: The present study assesses the usefulness of the sign of “elevated tail” as an indicator to detect in an easy and fast way, cows with vaginal pathologies. Our hypothesis was that selecting those pos
🎤 Oral
Reproduction in Dairy Cattle
2022
RD-27
Uterine Contractility Patterns Of Early Puerperal Hypocalcaemic Dairy Cows Without And With Fetal Membrane Retention
Arpad Csaba Bajcsy et al.
University of Veterinary Medicine Hannover, Foundation, Hannover, Clinic for Cattle, Germany
Objectives: Characteristics of the early postpartum uter- ine contractility based on the measurement of intrauterine pressure (IUP) changes in hypocalcaemic cows without and with retained placenta during the fi
🎤 Oral
Reproduction in Dairy Cattle
2022
RD-28
Novel Methods To Analyse Mucus. Use Of Ftir-Spectroscopy To Examine Bovine Cervical Vaginal Mucus
Ida Beate Løken et al.
Norwegian University of Life Scienses, Ås, Norway
Objective: Cervical vaginal mucus (CVM) has important functions related to reproduction and reproductive disease in cattle. To facilitate further study of CVM, an appropriate meth- od of storing and processing
🖼️ Poster
Reproduction in Beef Cattle
2022
RD-P01
Superovulatory Response And Embryo Production In Holstein Heifers
Carlos Antônio De Carvalho Fernandes et al.
Biotran LTD/Unifenas University, Alfenas/Minas Gerais, Brazil
Objectives: The Multiple Ovulation and Embryo Transfer (MOET) technique for bovine genetic multiplication has been used commercially since the 1960s. Using the new knowledge of reproductive physiology, such as
🖼️ Poster
Reproduction in Beef Cattle
2022
RD-P02
Risk And Protective Factors Of Milk Components On Dairy Herds Days Open In Northern Region Of Antioquia-Colombia
Elisa Sierra-Montoya et al.
University of Antioquia, Faculty of Agricultural Sciences, Biogenesis Research Group, Medellin, Colombia.
Objectives: The aim of this study was to estimate the amount of milk yield, fat concentration, somatic cell count, milk ureic nitrogen and lactose, and to determine the probability of being risk factors to incr
🖼️ Poster
Reproduction in Dairy Cattle
2022
RD-P03
Blood Lactate Concentration As A Diagnostic Tool For Survival Of Cow And Calf And Further Fertility After Caesarean Section With And Without Uterine Torsion
Doreen Zoller et al.
Clinic of Reproductive Medicine, Department of Farm Animals, Vetsuisse-Faculty University Zurich, Zurich, Switzerland
Objectives: In case of a uterine torsion, the rotation of the uterus leads to vascular congestion and low tissue perfusion. This can lead to edema, but also bleeding or even tissue ne- crosis, which in turn lea
🖼️ Poster
Reproduction in Dairy Cattle
2022
RD-P04
Injectable Progesterone On Timed Artificial Insemination Protocols In Dairy Cows
Carlos Fernandes et al.
Alfenas/Minas Gerais, Brazil
Objectives: Low circulating progesterone (P4) concentra- tions before and after AI have been implicated as having a negative effect on conception rate, especially in high produc- ing dairy cows In addition, exp
🖼️ Poster
Reproduction in Dairy Cattle
2022
RD-P05
The Association Between Bhb, Nefa And Glucose With Progesterone And Milk Yield Duting Postpartum In Jersey Cows
Scott Poock et al.
University of Missouri, Columbia MO, United States
this study was to determine the association between plasma concentration of beta-hydroxy-butyrate (BHB), non-esterified fatty acids (NEFA) and glucose at first week postpartum and plasma progesterone and milk y
🖼️ Poster
Reproduction in Dairy Cattle
2022
RD-P06
Differences In Cervical Mucus Characteristics Between Repeat-Breeder And Fertile Cows. Preliminary Study
Sofía Lara Villar et al.
Luis A. Quintela1. Unit of Reproduction & Obstetrics, Department of Animal Pathology, Faculty of Veterinary Sciences, Universidade de Santiago de Compostela, Lugo, Spain
Objective: The aim of this study was to compare CM char- acteristics between fertile cows and cows with repeat-breeder syndrome to determine a potential involvement of CM in this syndrome. Materials and methods
🖼️ Poster
Reproduction in Dairy Cattle
2022
RD-P07
Can Image Analysis Be Used To Predict Bovine Foetal Body Weight, Calving Time And Risk Of Dystocia?
Ciaran Feeney et al.
HerdEye, Roscommon, Republic of Ireland
Objectives: There is currently a growing interest in and research about prediction of calving time. However, most of this work does not focus on dystocia, which is of greater in- terest to farmers. The most com
🖼️ Poster
Reproduction in Dairy Cattle
2022
RD-P08
An Evaluation Of Timing Of Ai With Frozen Sex-Sorted Semen In Lactating Dairy Cows In Pasture-Based Seasonal-Calving Herds
Evelyn Drake et al.
Stephen G. Moore1, Clio Maicas3, Andrew R. Cromie4, Federico Randi5, Patrick Lonergan3, Stephen T. Butler1. Teagasc, Animal and Grassland Research and Innovation Centre, Moorepark, Fermoy, Co. Cork, Republic of Ireland
Objectives: The objective was to use ovulation synchroni- zation with a PRID-Ovsynch protocol for timed artificial insem- ination (TAI), to evaluate the effect of timing of insemination (16 h or 22 h after the
🖼️ Poster
Reproduction in Dairy Cattle
2022
RD-P09
Evaluation Of An Investigative Model In Dairy Herds With High Calf Perinatal Mortality Rates In Switzerland
Thomas Mock et al.
Campos4, Jürg Hüsler5, Brigitte Michel1, Irene M. Häfliger6, Cord Drögemüller6, Michèle Bodmer1, Gaby Hirsbrunner1. Clinic for Ruminants, Vetsuisse Faculty, University of Bern, Bern, Switzerland
Objectives: In Switzerland, farmers and practicing veteri- narians perceive an increasing rate of perinatal mortality (PM). However, only one study was carried out in Switzerland on PM, over a decade ago, which
🖼️ Poster
Reproduction in Dairy Cattle
2022
RD-P10
Retrospective Evaluation Of The Incidence Of Later Embryo Death And Early Fetal Death In High Production Dairy Cows In The Canton Of Fribourg (Ch)
Giovanni Maria Gnemmi et al.
Cristina Maraboli2. Catholic University of Valencia, Valencia, Spain
Bovineve Internacional, Huesca, Spain; 3Humeco, Huesca, Spain. Introduction: Late embryonic death is a serious problem in the breeding of high production dairy cattle. Losing a ges- tation between 30-60 days of
🖼️ Poster
Reproduction in Dairy Cattle
2022
RD-P11
Is Twin Pregnancy, Calving And Pregnancy Loss Predictable By Serum Pregnancy Specific Protein B Concentration (Pspb) 28-35 Days After Ai In Dairy Cows?
Zoltán Szelényi et al.
i- University of Veterinary Medicine, Clinic and Department of Obstetrics and Farm Animal Medicine, Hungary
Objectives: Double ovulation occurs more frequently in multiparous cows with high milk production than in primipa- rous cows and the rate of twin pregnancy/calving is worldwide increasing. Diagnosis of twin pre