Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 20.45
Milk (kg) -495.00 -0.014 6.93
Fat (kg) -17.14 -0.375 6.42
Prot (kg) -16.08 -0.441 7.10
Fertility Sub Index 6.35
Calving Interval (days) -2.79 -1.459 4.07
Survival (%) 2.04 1.117 2.28
Calving Sub Index -1.50
Gestation Length (days) 1.63 -0.919 -1.50
Beef Sub Index -2.44
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 8.84 -0.432 -3.82
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 29.57

* Based on an €80/tonne carbon price