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 1.90
Milk (kg) -6.00 -0.014 0.08
Fat (kg) -2.38 -0.375 0.89
Prot (kg) -2.09 -0.441 0.92
Fertility Sub Index -2.49
Calving Interval (days) 1.40 -1.459 -2.04
Survival (%) -0.40 1.117 -0.45
Calving Sub Index 1.16
Gestation Length (days) -1.26 -0.919 1.16
Beef Sub Index 2.22
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 2.68 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index 3.49

* Based on an €80/tonne carbon price