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 8.86
Milk (kg) -131.00 -0.014 1.83
Fat (kg) -10.22 -0.375 3.83
Prot (kg) -7.24 -0.441 3.20
Fertility Sub Index -0.50
Calving Interval (days) 0.41 -1.459 -0.60
Survival (%) 0.09 1.117 0.10
Calving Sub Index -2.07
Gestation Length (days) 2.25 -0.919 -2.07
Beef Sub Index -5.69
Carcass Weight (kg) 13.30 -0.528 -7.02
Age of Slaughter (days) -3.07 -0.432 1.33
Maintenance Sub Index Maint. Sub Index -7.14
Live WT (kg) 23.30 -0.307 -7.14
Total Carbon Sub Index -6.54

* Based on an €80/tonne carbon price