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 7.81
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -7.29 -0.375 2.73
Prot (kg) -6.55 -0.441 2.89
Fertility Sub Index -0.17
Calving Interval (days) 0.14 -1.459 -0.20
Survival (%) 0.03 1.117 0.03
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.49
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.52 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 17.53

* Based on an €80/tonne carbon price