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 5.04
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -2.25 -0.375 0.84
Prot (kg) -4.56 -0.441 2.01
Fertility Sub Index 1.19
Calving Interval (days) -0.51 -1.459 0.74
Survival (%) 0.40 1.117 0.45
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.80
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -3.18 -0.432 1.37
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 19.13

* Based on an €80/tonne carbon price