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) -106.00 -0.014 1.48
Fat (kg) -7.94 -0.375 2.97
Prot (kg) -7.59 -0.441 3.35
Fertility Sub Index 1.64
Calving Interval (days) -0.78 -1.459 1.14
Survival (%) 0.45 1.117 0.50
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.33
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 4.06 -0.432 -1.75
Maintenance Sub Index Maint. Sub Index 5.58
Live WT (kg) -18.20 -0.307 5.58
Total Carbon Sub Index 18.40

* Based on an €80/tonne carbon price