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 7.15
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -6.53 -0.375 2.45
Prot (kg) -7.36 -0.441 3.25
Fertility Sub Index 2.01
Calving Interval (days) -1.17 -1.459 1.71
Survival (%) 0.27 1.117 0.30
Calving Sub Index 1.87
Gestation Length (days) -2.03 -0.919 1.87
Beef Sub Index 1.40
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) 4.10 -0.432 -1.77
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 16.01

* Based on an €80/tonne carbon price