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 9.62
Milk (kg) -216.00 -0.014 3.02
Fat (kg) -10.15 -0.375 3.80
Prot (kg) -6.34 -0.441 2.80
Fertility Sub Index 1.55
Calving Interval (days) -1.40 -1.459 2.04
Survival (%) -0.44 1.117 -0.49
Calving Sub Index 1.45
Gestation Length (days) -1.58 -0.919 1.45
Beef Sub Index -0.35
Carcass Weight (kg) 2.00 -0.528 -1.06
Age of Slaughter (days) -1.64 -0.432 0.71
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index 13.05

* Based on an €80/tonne carbon price