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 4.25
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -2.25 -0.375 0.84
Prot (kg) -3.70 -0.441 1.63
Fertility Sub Index 0.60
Calving Interval (days) -0.36 -1.459 0.53
Survival (%) 0.07 1.117 0.08
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 0.04
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 13.95

* Based on an €80/tonne carbon price