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 12.47
Milk (kg) -364.00 -0.014 5.10
Fat (kg) -6.07 -0.375 2.27
Prot (kg) -11.56 -0.441 5.10
Fertility Sub Index 0.19
Calving Interval (days) 0.10 -1.459 -0.15
Survival (%) 0.30 1.117 0.34
Calving Sub Index 0.32
Gestation Length (days) -0.35 -0.919 0.32
Beef Sub Index -0.67
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 1.18 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index 13.02

* Based on an €80/tonne carbon price