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 4.83
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -4.59 -0.375 1.72
Prot (kg) -4.69 -0.441 2.07
Fertility Sub Index -0.25
Calving Interval (days) 0.40 -1.459 -0.58
Survival (%) 0.30 1.117 0.34
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 3.17
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) -1.35 -0.432 0.58
Maintenance Sub Index Maint. Sub Index 6.65
Live WT (kg) -21.70 -0.307 6.65
Total Carbon Sub Index 19.59

* Based on an €80/tonne carbon price