Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 4.75
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -1.89 -0.375 0.71
Prot (kg) -4.31 -0.441 1.90
Fertility Sub Index 1.76
Calving Interval (days) -0.90 -1.459 1.31
Survival (%) 0.40 1.117 0.45
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.63
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) -1.33 -0.432 0.57
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 17.51

* Based on an €80/tonne carbon price