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 13.79
Milk (kg) -226.00 -0.014 3.16
Fat (kg) -16.26 -0.375 6.09
Prot (kg) -10.27 -0.441 4.53
Fertility Sub Index 2.12
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) 1.02 1.117 1.14
Calving Sub Index -1.29
Gestation Length (days) 1.40 -0.919 -1.29
Beef Sub Index -2.03
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 3.12 -0.432 -1.35
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 14.27

* Based on an €80/tonne carbon price