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 6.59
Milk (kg) -44.00 -0.014 0.62
Fat (kg) -13.89 -0.375 5.20
Prot (kg) -1.74 -0.441 0.77
Fertility Sub Index 3.97
Calving Interval (days) -1.68 -1.459 2.45
Survival (%) 1.36 1.117 1.52
Calving Sub Index 2.04
Gestation Length (days) -2.22 -0.919 2.04
Beef Sub Index -0.04
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.53 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index -2.45
Live WT (kg) 8.00 -0.307 -2.45
Total Carbon Sub Index 10.11

* Based on an €80/tonne carbon price