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 22.62
Milk (kg) -624.00 -0.014 8.74
Fat (kg) -16.04 -0.375 6.01
Prot (kg) -17.85 -0.441 7.88
Fertility Sub Index 2.34
Calving Interval (days) -1.55 -1.459 2.26
Survival (%) 0.07 1.117 0.08
Calving Sub Index 1.09
Gestation Length (days) -1.19 -0.919 1.09
Beef Sub Index 1.00
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 2.09 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 31.68

* Based on an €80/tonne carbon price