With a novel processing method, feed ingredients like rapeseed cake as well as sunflower meal can be used in piglet feed, as it is better digested. According to recent research, this way also expensive soy can be replaced.
Two main themes dominate the public debate around feed mix formulation. First of all, predominantly animal welfarists are discussing to raise the levels of crude fibres. In a draft bill to change German animal welfare legislation in 2013, a 5% level was demanded. At the time, this was justified by higher crude fibre levels leading to a better gut health. Common these days, however, are levels of 2.5 to 4%.

Source: Pig Progress, 26 aug 2016