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 1.00
Milk (kg) -44.00 -0.014 0.62
Fat (kg) 0.35 -0.375 -0.13
Prot (kg) -1.16 -0.441 0.51
Fertility Sub Index 4.52
Calving Interval (days) -1.82 -1.459 2.66
Survival (%) 1.67 1.117 1.87
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index -1.07
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 8.58 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 8.06
Live WT (kg) -26.30 -0.307 8.06
Total Carbon Sub Index 13.39

* Based on an €80/tonne carbon price