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 10.82
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -12.53 -0.375 4.69
Prot (kg) -8.81 -0.441 3.89
Fertility Sub Index 0.85
Calving Interval (days) -0.09 -1.459 0.13
Survival (%) 0.64 1.117 0.72
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.24
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 3.12 -0.432 -1.35
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 22.55

* Based on an €80/tonne carbon price