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 6.03
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -8.43 -0.375 3.16
Prot (kg) -3.52 -0.441 1.55
Fertility Sub Index 7.99
Calving Interval (days) -4.25 -1.459 6.20
Survival (%) 1.60 1.117 1.79
Calving Sub Index -0.89
Gestation Length (days) 0.97 -0.919 -0.89
Beef Sub Index -1.82
Carcass Weight (kg) 0.00 -0.528 0.00
Age of Slaughter (days) 4.22 -0.432 -1.82
Maintenance Sub Index Maint. Sub Index 0.43
Live WT (kg) -1.40 -0.307 0.43
Total Carbon Sub Index 11.74

* Based on an €80/tonne carbon price