Do Calving-Related Injuries of the Vestibulum Vaginae and the Vagina Affect the Reproductive Performance in Primiparous Dairy Cows?

The aim of this study was to investigate the influence of calving-related injuries of the vestibulum vaginae and the vagina on fertility measures in heifers. German Holstein heifers (<i>n</i> = 236) were checked for vestibulum vaginae and vaginal injuries. These were scored according to...

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Main Authors: Helena Marien, Natascha Gundling, Wolfgang Hasseler, Maren Feldmann, Kathrin Herzog, Martina Hoedemaker
Format: Article
Language:English
Published: MDPI AG 2023-01-01
Series:Veterinary Sciences
Subjects:
Online Access:https://www.mdpi.com/2306-7381/10/1/43
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author Helena Marien
Natascha Gundling
Wolfgang Hasseler
Maren Feldmann
Kathrin Herzog
Martina Hoedemaker
author_facet Helena Marien
Natascha Gundling
Wolfgang Hasseler
Maren Feldmann
Kathrin Herzog
Martina Hoedemaker
author_sort Helena Marien
collection DOAJ
description The aim of this study was to investigate the influence of calving-related injuries of the vestibulum vaginae and the vagina on fertility measures in heifers. German Holstein heifers (<i>n</i> = 236) were checked for vestibulum vaginae and vaginal injuries. These were scored according to localization, depth and length. The healing process was assessed until day 42 post partum. Calving ease and the occurrence of metritis and endometritis were evaluated. In 160 heifers, the following fertility measures were calculated to assess the reproductive performance of heifers: mean interval from calving to first insemination, mean days open, mean interval from first insemination to conception, mean calving interval, mean pregnancy index, percentage of animals pregnant at 200 days p.p., and first service conception rate. On the one hand, dystocia was a risk factor for injuries of the soft birth canal, and, on the other hand, those injuries were a risk factor for metritis and endometritis. In this study, calving-related injuries of the vestibulum vaginae and the vagina had no statistically significant effect on the reproductive performance of heifers. One reason for this outcome was probably the overall good healing tendencies of those injuries in heifers.
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spelling doaj.art-bdeafe4df5394464bcc850bdb00af0c32023-12-01T01:08:11ZengMDPI AGVeterinary Sciences2306-73812023-01-011014310.3390/vetsci10010043Do Calving-Related Injuries of the Vestibulum Vaginae and the Vagina Affect the Reproductive Performance in Primiparous Dairy Cows?Helena Marien0Natascha Gundling1Wolfgang Hasseler2Maren Feldmann3Kathrin Herzog4Martina Hoedemaker5Clinic for Cattle, University of Veterinary Medicine Hannover, 30173 Hannover, GermanyClinic for Cattle, University of Veterinary Medicine Hannover, 30173 Hannover, GermanyJoint Veterinary Practice, 26871 Papenburg, GermanyBovine Health Service Switzerland, 8057 Zürich, SwitzerlandDepartment for Animal Welfare Service, Lower Saxony State Office for Consumer Protection and Food Safety, 26203 Oldenburg, GermanyClinic for Cattle, University of Veterinary Medicine Hannover, 30173 Hannover, GermanyThe aim of this study was to investigate the influence of calving-related injuries of the vestibulum vaginae and the vagina on fertility measures in heifers. German Holstein heifers (<i>n</i> = 236) were checked for vestibulum vaginae and vaginal injuries. These were scored according to localization, depth and length. The healing process was assessed until day 42 post partum. Calving ease and the occurrence of metritis and endometritis were evaluated. In 160 heifers, the following fertility measures were calculated to assess the reproductive performance of heifers: mean interval from calving to first insemination, mean days open, mean interval from first insemination to conception, mean calving interval, mean pregnancy index, percentage of animals pregnant at 200 days p.p., and first service conception rate. On the one hand, dystocia was a risk factor for injuries of the soft birth canal, and, on the other hand, those injuries were a risk factor for metritis and endometritis. In this study, calving-related injuries of the vestibulum vaginae and the vagina had no statistically significant effect on the reproductive performance of heifers. One reason for this outcome was probably the overall good healing tendencies of those injuries in heifers.https://www.mdpi.com/2306-7381/10/1/43fertilityheifersobstetricsdystociametritis
spellingShingle Helena Marien
Natascha Gundling
Wolfgang Hasseler
Maren Feldmann
Kathrin Herzog
Martina Hoedemaker
Do Calving-Related Injuries of the Vestibulum Vaginae and the Vagina Affect the Reproductive Performance in Primiparous Dairy Cows?
Veterinary Sciences
fertility
heifers
obstetrics
dystocia
metritis
title Do Calving-Related Injuries of the Vestibulum Vaginae and the Vagina Affect the Reproductive Performance in Primiparous Dairy Cows?
title_full Do Calving-Related Injuries of the Vestibulum Vaginae and the Vagina Affect the Reproductive Performance in Primiparous Dairy Cows?
title_fullStr Do Calving-Related Injuries of the Vestibulum Vaginae and the Vagina Affect the Reproductive Performance in Primiparous Dairy Cows?
title_full_unstemmed Do Calving-Related Injuries of the Vestibulum Vaginae and the Vagina Affect the Reproductive Performance in Primiparous Dairy Cows?
title_short Do Calving-Related Injuries of the Vestibulum Vaginae and the Vagina Affect the Reproductive Performance in Primiparous Dairy Cows?
title_sort do calving related injuries of the vestibulum vaginae and the vagina affect the reproductive performance in primiparous dairy cows
topic fertility
heifers
obstetrics
dystocia
metritis
url https://www.mdpi.com/2306-7381/10/1/43
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