Farrowing management Technical Articles

Genetics - Reproduction

Article published the March 8, 2022:

The Role of Genetic Selection on Agonistic Behavior and Welfare of Gestating Sows Housed in Large Semi-Static Groups

1. IntroductionWith increasing public awareness regarding pig welfare, gestating sow housing systems are currently changing around the world to group-housing. While the legislation on sows’ group-housing ...
Author/s :
Frederic GuaySophie Brajon
26 0
Article published the December 15, 2021:

Effect of farrowing pen size on pre-weaning performance of piglets

INTRODUCTIONSubstantial increases in litter size have occurred in commercial swine production over recent years which have been accompanied by increases in pre-weaning piglet mortality. The number of piglets bo...
Author/s :
Katherine Vande PolMichael Ellis
95 0
Article published the November 30, 2021:

From follicle pool to piglet birth weight (variation)

IntroductionAs the economic success of sow husbandry relies very much, but not solely, on the ability of sows to produce a high number of piglets per sow per year, a high sow litter size contributes to thi...
Author/s :
Nicoline Soede
49 0
Article published the November 29, 2021:

Birth weight effects on the efficiency of genetic transfer from production nucleus to commercial production level

IntroductionDespite the wealth of information on the many factors that affect sexual maturation and the early breeding performance of gilts, it has been difficult to establish the needed protocols that pro...
Author/s :
George FoxcroftJennifer Patterson
44 0
Article published the November 15, 2021:

A double intervention to stabilize Porcine Reproductive and Respiratory Syndrome - PRRS in a one site farm with continuous flow

IntroductionPorcine Reproductive and Respiratory Syndrome (PRRS) is the most relevant infectious disease in the swine industry. PRRS virus (PRRSv) live inoculation has been used to stabilize and even eliminate ...
Author/s :
Eduardo Rosa MedinaJorge GarridoJuan Miguel Peralvo Vidal Marco Coral
120 0
Article published the October 15, 2021:

Why should we worry about farrowing systems for sows: insights from studies on maternal behavior?

Maternal investment, sow behavioural needs and criteria for housing designThe reproductive strategy of producing large broods and smaller young, resulting in a higher mortality rate, fits the picture of do...
Author/s :
Inger Lise Andersen
349 0
Article published the May 5, 2021:

Development of a Facial Expression Scale Using Farrowing as a Model of Pain in Sows

1. IntroductionPain is a sensory and emotional experience that has significant effects on animal welfare, leading to a negative production impact [1]. The measurement of pain in animals is very complex, and it ...
Author/s :
Elena Navarro
97 0
Article published the March 2, 2021:

Generating an Equation to Predict Post-Farrow Maternal Weight in Multiple Parity Sows

IntroductionA successful gestation feeding program is one that yields a large, vigorous litter of pigs and a healthy sow equipped with adequate mammary development and body nutrient stores to produce large quan...
Author/s :
Bob GoodbandDr. Joel DeRoucheyJason WoodworthLori ThomasMike Tokach Steve Dritz
77 0
Article published the December 17, 2020:

Frequency of Detection and Phylogenetic Analysis of Porcine circovirus 3 (PCV-3) in Healthy Primiparous and Multiparous Sows and Their Mummified Fetuses and Stillborn

1. IntroductionPorcine circoviruses (PCVs) are small DNA viruses and have four representatives, PCV-1, PCV-2, PCV-3, and tentatively, PCV-4. PCV-1 is known as non-pathogenic for pigs [1], while PCV-2 has been a...
Author/s :
Florencia CorreaFrancini KlaumannJoaquim SegalésMarina Sibila VidalViviane Saporiti
140 0
Article published the August 11, 2020:

Are Larger Litters a Concern for Piglet Survival or An Effectively Manageable Trait?

1. IntroductionAs advances in genetics [1–3], reproductive management [4], and nutrition [5,6] continue to increase the number of piglets a sow can produce per litter [7,8], it is important to consider th...
Author/s :
Sophia Ward
92 0
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