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 13.21
Milk (kg) -307.00 -0.014 4.30
Fat (kg) -11.04 -0.375 4.14
Prot (kg) -10.82 -0.441 4.78
Fertility Sub Index -0.56
Calving Interval (days) 0.55 -1.459 -0.80
Survival (%) 0.22 1.117 0.25
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index 0.42
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) 8.31 -0.432 -3.59
Maintenance Sub Index Maint. Sub Index 9.69
Live WT (kg) -31.60 -0.307 9.69
Total Carbon Sub Index 23.76

* Based on an €80/tonne carbon price