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 0.71
Milk (kg) -12.00 -0.014 0.17
Fat (kg) -0.19 -0.375 0.07
Prot (kg) -1.06 -0.441 0.47
Fertility Sub Index 0.88
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) 0.06 1.117 0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.04
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 3.22

* Based on an €80/tonne carbon price