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 1.17
Milk (kg) -15.00 -0.014 0.21
Fat (kg) -1.17 -0.375 0.44
Prot (kg) -1.18 -0.441 0.52
Fertility Sub Index 0.86
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) 0.04 1.117 0.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.03
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 3.79

* Based on an €80/tonne carbon price