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 1.94
Milk (kg) -22.00 -0.014 0.31
Fat (kg) -1.93 -0.375 0.72
Prot (kg) -2.05 -0.441 0.90
Fertility Sub Index 4.09
Calving Interval (days) -2.31 -1.459 3.37
Survival (%) 0.64 1.117 0.72
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index 0.54
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.31 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 9.13

* Based on an €80/tonne carbon price