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 2.71
Milk (kg) -47.00 -0.014 0.66
Fat (kg) -2.95 -0.375 1.10
Prot (kg) -2.15 -0.441 0.95
Fertility Sub Index 0.79
Calving Interval (days) -0.49 -1.459 0.71
Survival (%) 0.07 1.117 0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.17
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.44 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 5.10

* Based on an €80/tonne carbon price