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 0.80
Milk (kg) -15.00 -0.014 0.21
Fat (kg) -0.58 -0.375 0.22
Prot (kg) -0.84 -0.441 0.37
Fertility Sub Index 0.52
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.11
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 2.98

* Based on an €80/tonne carbon price