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 1.00
Milk (kg) -82.00 -0.014 1.15
Fat (kg) 1.47 -0.375 -0.55
Prot (kg) -0.91 -0.441 0.40
Fertility Sub Index -1.60
Calving Interval (days) 1.27 -1.459 -1.85
Survival (%) 0.23 1.117 0.26
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index -0.80
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 8.95 -0.432 -3.86
Maintenance Sub Index Maint. Sub Index 8.52
Live WT (kg) -27.80 -0.307 8.52
Total Carbon Sub Index 7.86

* Based on an €80/tonne carbon price