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 -1.43
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 2.49 -0.375 -0.93
Prot (kg) 1.00 -0.441 -0.44
Fertility Sub Index -0.52
Calving Interval (days) 0.20 -1.459 -0.29
Survival (%) -0.20 1.117 -0.22
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.30
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.39 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index -0.40

* Based on an €80/tonne carbon price