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 2.53
Milk (kg) -69.00 -0.014 0.97
Fat (kg) -0.70 -0.375 0.26
Prot (kg) -2.95 -0.441 1.30
Fertility Sub Index 0.25
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) -0.30 1.117 -0.34
Calving Sub Index 0.06
Gestation Length (days) -0.07 -0.919 0.06
Beef Sub Index 1.01
Carcass Weight (kg) -2.05 -0.528 1.08
Age of Slaughter (days) 0.17 -0.432 -0.07
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 6.76

* Based on an €80/tonne carbon price