Genetics and reproduction

A comparison between nulliparous and multiparous sows cervix with regard to post-cervical AI

The future design of AI strategies and catheters should take into consideration the morphological variations of the cervix lumen, which will depend on age and parity of the females.

Artificial insemination: nulliparous and multiparous sows cervix

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Article

Figure 1. Distribution of the kind of sows, in parity 1 and 6 categorised by the kind of farms considered

The role of your farm on the sows' reproductive potential (1/2)

Is it worth to purchase hyperprolific sows for my farm?

The role of your farm on the sows' reproductive potential (1/2)

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Article

Figure 2. Sow of Basque breed with piglets (photo credit B. Lebret).

Breed cards: Basque pig

The history and current status of Basque pig breed, a South-West of France autochthonous swine breed.

Breed cards: Basque pig

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Figure 2: Alentejano sows with piglets (left) and Alentejano boar (right).

Breed cards: Alentejano pig

The history and current status of Alentejano pig breed, a Portuguese autochthonous swine breed.

Breed cards: Alentejano pig

Gilt replacement simulator

Tool that allows you to calculate the replacement rate in your farm

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Abstract

Absence of seminal plasma from sperm-rich fraction decreases boar sperm quality characteristics

The seminal plasma from the sperm-rich fraction is important for the maintenance of adequate structural and functional characteristics of extended liquid boar semen.

Absence of seminal plasma from sperm-rich fraction boar sperm

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Article

Cases of reproductive failure around mating: as real as life itself

Management of dead semen, data analysis, vaccinations,... These are some examples that we will deal with in the following 6 case studies.

Cases of reproductive failure around mating: as real as life itself

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Abstract

A new device for deep cervical artificial insemination in gilts

The use of the deep cervical AI technique provides a new AI method as an alternative to cervical insemination and post-cervical artificial insemination for pigs.

A new device for deep cervical artificial insemination in gilts

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Clinical case

Figure 5. Example of pregnancy diagnosis results on day 33.

Diagnostic darkness: recurring fertility decline in summer

Pig reproduction and summer are not good friends, Heat comes, daylight hours drop, fertility decreases and the vets come across more reproductive pathology than during the rest of the year. Why doing always the same does not always yield the same result?

Diagnostic darkness: recurring fertility decline in summer