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 7.23
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -6.25 -0.375 2.34
Prot (kg) -5.47 -0.441 2.41
Fertility Sub Index 0.81
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) -0.01 1.117 -0.01
Calving Sub Index 1.76
Gestation Length (days) -1.92 -0.919 1.76
Beef Sub Index 2.63
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -3.40 -0.432 1.47
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 18.72

* Based on an €80/tonne carbon price