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 6.56
Milk (kg) -96.00 -0.014 1.34
Fat (kg) -7.40 -0.375 2.77
Prot (kg) -5.53 -0.441 2.44
Fertility Sub Index 0.66
Calving Interval (days) 0.03 -1.459 -0.04
Survival (%) 0.63 1.117 0.70
Calving Sub Index -1.50
Gestation Length (days) 1.63 -0.919 -1.50
Beef Sub Index -2.59
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 8.45 -0.432 -3.65
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 9.29

* Based on an €80/tonne carbon price