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 18.02
Milk (kg) -318.00 -0.014 4.45
Fat (kg) -18.07 -0.375 6.77
Prot (kg) -15.40 -0.441 6.80
Fertility Sub Index 3.95
Calving Interval (days) -2.57 -1.459 3.75
Survival (%) 0.18 1.117 0.20
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.33
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.58 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 5.03
Live WT (kg) -16.40 -0.307 5.03
Total Carbon Sub Index 27.78

* Based on an €80/tonne carbon price