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 0.51
Milk (kg) -9.00 -0.014 0.13
Fat (kg) -0.25 -0.375 0.09
Prot (kg) -0.65 -0.441 0.29
Fertility Sub Index 0.36
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) -0.03 1.117 -0.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.13
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 1.69

* Based on an €80/tonne carbon price