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 11.61
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -13.88 -0.375 5.20
Prot (kg) -8.65 -0.441 3.82
Fertility Sub Index 2.59
Calving Interval (days) -1.85 -1.459 2.70
Survival (%) -0.10 1.117 -0.11
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.06
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.41 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 23.21

* Based on an €80/tonne carbon price