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 9.85
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -10.91 -0.375 4.09
Prot (kg) -7.22 -0.441 3.19
Fertility Sub Index -5.50
Calving Interval (days) 3.80 -1.459 -5.54
Survival (%) 0.04 1.117 0.04
Calving Sub Index -0.96
Gestation Length (days) 1.04 -0.919 -0.96
Beef Sub Index -1.50
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 6.54 -0.432 -2.82
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 6.55

* Based on an €80/tonne carbon price