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 13.89
Milk (kg) -327.00 -0.014 4.58
Fat (kg) -12.82 -0.375 4.80
Prot (kg) -10.23 -0.441 4.52
Fertility Sub Index -3.65
Calving Interval (days) 0.91 -1.459 -1.33
Survival (%) -2.08 1.117 -2.32
Calving Sub Index 1.90
Gestation Length (days) -2.07 -0.919 1.90
Beef Sub Index 1.28
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 2.04 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 14.05

* Based on an €80/tonne carbon price