Conversion formulae for breed: Simmenthal Conversion formulae for: France (on black & white base) 26-11-2024 Formulae for PRODUCTION milk yield : NLD = -1651.5683 + 0.9392 * FRA fat yield : NLD = -65.9034 + 0.8420 * FRA protein yield : NLD = -54.2366 + 0.8644 * FRA Formulae for UDDERHEALTH somatic cell score : NLD = 100.1187 + 3.3725 * FRA