Commentary - Journal of Neonatal Studies (2022) Volume 5, Issue 3

Calving Management Practices in Dairy Herds with a Bovine Perinatal Mortality

John Mee*

Animal and Bioscience Research Department, Teagasc, Moorepark Research Centre, Fermoy, Co Cork, Ireland

*Corresponding Author:
John Mee Animal and Bioscience Research Department, Teagasc, Moorepark Research Centre, Fermoy, Co Cork, IrelandTel: +353-25-42548E-mail:

Received: 02-Jun-2022, Manuscript No. jns-22-40586; Editor assigned: 06-Jun-2022, PreQC No. jns-22-40586 (PQ); Reviewed: 20-Jun-2022, QC No. jns-22-40586; Revised: 23-Jun- 2022, Manuscript No. jns-22-40586 (R); Published: 30-Jun-2022, DOI: 10.37532/jns.2022.5(3).58-59


Bovine perinatal mortality is an adding problem in dairy diligence internationally. The ideal of this study was to determine the threat factors associated with high and low herdposition shin mortality. Thirty herds with a history of either high (case) or low (control) shin mortality were signed. A herd- position questionnaire was used to gather information on operation practices likely to impact bovine perinatal mortality. The questionnaire was divided into four subsections dealing with pre-calving parentage, diet and body condition score, aboriginal contagious conditions) and calving factors. In case herds, pregnant cattle were less likely to be moved to the calving unit two or further days and more likely to be moved less than 12 hours pre-calving, they were also less likely to bear in groupcalving installations and their pins were more likely to admit intranasal or hypothermal reanimation. These operation procedures may beget social insulation and periparturient psychogenic uterine at on leading to dystocia, further weak pins taking reanimation and high perinatal shin mortality. The crucial finding is that calving, not pre-calving, operation appears to be the most important area of concern in herds with high perinatal mortality


bovine perinatal mortality • birth • calving operation • questionnaire • dairy preface


Perinatal mortality may be defined as death of the fetus or shin ahead, during or within 48 h after calving at full- term (> 260 days). Perinatal mortality is a major problem in successful operation of dairy youthful stock and negatively affects milk product, reduplication and motherly survival. Enterprises have been raised both about high and adding rates of perinatal mortality particularly in Holstein heifers and about of these rates in ultramodern dairy herds. Motherly, fetal, environmental and operation factors impact perinatal mortality. Some of these threat factors are well proved; dystocia, primiparity, age at first calving, twinning, foetal gender and gravidity length. still, the reasons why some herds have further shin losses than others has entered little attention in the literature; many studies have been conducted comparing herds with high and low loss rates, specifically in perinate [1]. An disquisition of threat factors for youthful shin mortality( 1 – 90 days) between 60 Swedish herds with high and low loss rates set up that shy shin serum nascence- toco phenol and beta- carotene attention, number of faecals pathogens and cases of diarrhea were significantly more likely in high loss herds. A Danish study comparing 28 herds with high and low youthful shin mortality (2 – 55 days) set up that sociological factors similar as the ranch director’s belief in whether they could impact loss rates was critical to shin health issues. An Icelandic study of 70 granges set up many differences in operation practices (use of AI in heifers, better casing, concentrate feeding) between herds with high and low birth rates. In American beef herds it has been reported that calving in confinement and high dystocia rates were significantly associated with high, compared to, low shin morbidity (birth to weaning) herds. In an earlier study on dairy granges in the UK comparing high and low shin mortality (0 – 24 h) in heifers’ pins, no differences were set up in heifer measures, body condition score, age at calving or shin size still, on high loss granges calving operation differed and further heifers were supported at calving and had dystocia indicating a significant planter effect [2]. Accoutrements and styles perinatal bovine mortality was defined as death of a full term (260 day gravidity) shin before, during or within 48h after calving. An unmatched case- control study design was chosen to establish the threat factors for perinatal bovine mortality in two threat groups of herds (low threat; LR and high threat; HR) signed grounded on recent history of perinatal bovine mortality. The herd was the experimental unit. The study herds were named from marketable dairy growers in three planter discussion groups grounded in Munster, the main dairying region in Ireland. This slice frame (n = 111 herds) was screened for spring- calving (January – June) herds, with further than 50 calvings / time and growers with a history of good record keeping [3].


The significant odds rates and 95 confidence limits for the associations between the operation factor variables and the response variables (High or Low herd BPM status) in the logistic retrogression analysis are shown in Table 2. All of the responses for each of the four subsections of the threat factor questionnaire are shown in Tables 3 – 6. The response rate to the registration was 27(30/111 herds) and to the questionnaire was 100. Where differences were set up between case and control herds these are stressed in the following textbook under four heads.


The overall results are bandied first followed by the comparison between the case and control herds. As anticipated nearly all herds had Holstein- Friesian heifers but a unexpectedly high proportion of herds also had other dairy or intercross heifers, substantially Jerseys. This reflects a recent change within some herds in the Irish dairy assiduity ( and internationally towards crossbreeding. This is primarily in response to the recent decline in dairy herd fertility as crossbred creatures have superior reproductive performance. This change was also apparent from the fact that in only 77 of the herds in 2012 were the heifers bred to Holstein- Friesian sires the remainder were generally bred to either Aberdeen Angus( for calving ease) or Jersey sires( for calving ease, better milk solids and fertility) [4].


This study demonstrates that some precalving and calving operation factors differ between herds with high and low rates of bovine perinatal mortality. Still, the maturity of similar factors were analogous between these two herd orders. The findings then suggest that calving operation factors are more important than pre-calving factors. For illustration, growers who moved their cows to the calving area before pre-calving had lower rates of bovine perinatal mortality. The finding that calving operation factors are of lesser significance is a crucial conclusion and indicates where growers and their veterinary interpreters need to concentrate both when probing similar problems and when trying to reduce losses in herds with high rates of bovine perinatal mortality.



Conflict of Interest

No conflict of interest


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