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 18.16
Milk (kg) -272.00 -0.014 3.81
Fat (kg) -17.11 -0.375 6.41
Prot (kg) -18.00 -0.441 7.94
Fertility Sub Index 1.95
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) 0.41 1.117 0.46
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 3.99
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -5.71 -0.432 2.47
Maintenance Sub Index Maint. Sub Index 7.45
Live WT (kg) -24.30 -0.307 7.45
Total Carbon Sub Index 35.24

* Based on an €80/tonne carbon price