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 4.23
Milk (kg) -131.00 -0.014 1.83
Fat (kg) -2.59 -0.375 0.97
Prot (kg) -3.22 -0.441 1.42
Fertility Sub Index 8.85
Calving Interval (days) -4.30 -1.459 6.27
Survival (%) 2.31 1.117 2.58
Calving Sub Index 2.34
Gestation Length (days) -2.55 -0.919 2.34
Beef Sub Index 4.31
Carcass Weight (kg) -11.20 -0.528 5.91
Age of Slaughter (days) 3.70 -0.432 -1.60
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 22.80

* Based on an €80/tonne carbon price