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 18.64
Milk (kg) -421.00 -0.014 5.89
Fat (kg) -17.60 -0.375 6.59
Prot (kg) -13.94 -0.441 6.15
Fertility Sub Index 6.59
Calving Interval (days) -4.14 -1.459 6.04
Survival (%) 0.49 1.117 0.55
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 1.22
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 3.16 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 28.97

* Based on an €80/tonne carbon price