Giannis Karvelis, Nuevo S.A, g.karvelis@nuevo-group.com Published on December 13, 2016 – www.WATTAgNet.com The particle size of ground grain or feed performs a critical role in determining feed digestibility, mixing performance, and pelleting efficiency and quality. There is much discussion among farmers and consultants about reducing costs while preserving...
Giannis Karvelis, Nuevo S.A, g.karvelis@nuevo-group.com Published on August 4, 2014 – www.WATTAgNet.com As competition in the global swine business has increased dramatically over the past few years, any decision taken randomly will not deliver the same value. There are many factors that affect the economic viability of a...
Giannis Karvelis, Nuevo S.A, g.karvelis@nuevo-group.com Published on October 7, 2013 – www.WATTAgNet.com New requirements mandate that sows and gilts must be fed diets rich in fiber and contain sufficient energy to meet their needs. In recent years, the global pig industry is increasingly confronted with the earnest desire of retailers...
Giannis Karvelis, Nuevo S.A, g.karvelis@nuevo-group.com Published on October 14,2015 – www.WATTAgNet.com Threonine is an amino acid essential for growth, but also for the proper functioning of the immune system. This latter function requires further understanding. Today in feed formulations the term ideal amino acid profile is universally understood and used...
Giannis Karvelis, Nuevo S.A, g.karvelis@nuevo-group.com Published on February 11,2014 – www.WATTAgNet.com Genetic progress is vitally important and a critical factor in ensuring pig farmers continue to remain sustainably profitable For the last decade, the majority of the genetic breeding programs have focused on increasing litter size, aiming to create a...
Giannis Karvelis, Nuevo S.A, g.karvelis@nuevo-group.com The major causes of culling in a pig unit are many but according to recent field data and scientific literature, age related performance reduction, reproduction failure and lameness are the three major causes. An increased culling rate will result in decreased...
Giannis Karvelis, Nuevo S.A, g.karvelis@nuevo-group.com Published on May 22,2013 – www.WATTAgNet.com The breeding gilt, bred on the farm or outsourced, is an extremely valuable animal that ensures the ongoing productivity of every pig farm. Nowadays, the yearly replacement rate in commercial farms is approximately 45 percent, which...
Giannis Karvelis, Nuevo S.A, g.karvelis@nuevo-group.com Nowadays, proper feeding of the modern/hyper prolific lactating sow is a ‘must’ to ensure long term productivity, hence financial strength. Having this for granted, the arisen question is what proper feeding should include? In terms of feed formulation and/or nutritional analysis, the answer...
Giannis Karvelis, Nuevo S.A, g.karvelis@nuevo-group.com Published on March 18,2013 – www.WATTAgNet.com The benefits of feeding diets low in crude protein are examined in view of the recent increases in pig feed prices worldwide. Progress made during the last two decades in the field of genetics has created a...
Giannis Karvelis, Nuevo S.A, g.karvelis@nuevo-group.com Published on November 12,2013 – www.WATTAgNet.com Boars account for 50 percent of genetic makeup of market pigs, yet their nutrition is largely neglected especially when artificial insemination is employed in commercial farms. The understated, yet immense, impact of the breeding boar on overall...