Articles - Genetics and reproduction

Origins of Nero Siciliano pig date to Carthaginian domination and its rearing, after a setback during the Arab period, was rather diffused throughout Sicily.

This second article analyzes data for the breedings done on weekday holidays in Spain in 2018, although the results can be extrapolated changing the dates for those holidays celebrated in each country.

I had many great examples where the results of a farm were really the product of one person pushing for excellence. Best people will implement the science we taught them, nonetheless, their day to day work and observations will bring it to a higher level.

Why is my farrowing rate less than ideal? Use this tool to discover the potential causes. Navigate using the flowchart or use the buttons within the text to access the different parts of the tool.

If I see a farrowing rate less than 85%, the next question I should ask is, "Are there sows returning to estrus?"

Why do my sows come into heat soon after service?

Factors related to the semen dose, the boar, or the sow can cause regular returns to estrus.

There are several factors that can cause an abnormally long estrous cycle.

What are the causes of these returns?

This article lists the main infectious causes that can lead to irregular returns to estrus.

Negre Mallorquí pig is a native breed from Mallorca, characterized by its high rusticity and adaptation to the Mediterranean climatic conditions.

Moravka is a breed of combined production traits that was created as a result of unsystematic crossings of Šumadinka and Berkshire.

If the farrowing rate is less than ideal, with a normal percent of returns to estrus and abortions, we must consider the open sows.

If my farrowing rate is low, but the returns to estrus, abortions, and culled pregnant sows are all normal, I probably have dead sows...

The Mora Romagnola is a breed of pig from Emilia-Romagna, in northern Italy. The name ‘Mora’ was codified in 1942 and is due to its colour, dark brown tending to black.

Mangalitsa is an autochthonous fatty type pig breed, created from the old Serbian Šumadinka breed.

Lietuvos Baltosios senojo tipo pigs are remaining purebred pigs of local Lithuanian pig breed (Lietuvos Baltosios) adapted to the specific local environment and locally available feedstuffs.

Does a high retention rate indicate high productivity?

The Lithuanian indigenous wattle (Lithuanian: Lietuvos vietinė) is a domestic pig native to Lithuania and is one of the oldest pig varieties in Europe.

This chapter presents the history and the current state-of-the-art in the only Slovenian autochthonous pig breed - Krškopolje pig (Krškopoljski prašič).

In a series of articles, swine reproduction and insemination specialist, Javier Gil Pascual, addresses the key aspects of oestrus stimulation and detection, and insemination.