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 15.05
Milk (kg) -337.00 -0.014 4.72
Fat (kg) -12.35 -0.375 4.63
Prot (kg) -12.93 -0.441 5.71
Fertility Sub Index -13.77
Calving Interval (days) 7.51 -1.459 -10.96
Survival (%) -2.52 1.117 -2.82
Calving Sub Index 0.04
Gestation Length (days) -0.04 -0.919 0.04
Beef Sub Index 0.05
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -0.36 -0.432 0.16
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 2.16

* Based on an €80/tonne carbon price