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 2.58
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -0.22 -0.375 0.08
Prot (kg) -2.89 -0.441 1.28
Fertility Sub Index 1.89
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) 0.15 1.117 0.17
Calving Sub Index -0.40
Gestation Length (days) 0.44 -0.919 -0.40
Beef Sub Index -0.69
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 3.07 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 5.46

* Based on an €80/tonne carbon price