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 19.53
Milk (kg) -338.00 -0.014 4.73
Fat (kg) -21.90 -0.375 8.20
Prot (kg) -14.95 -0.441 6.60
Fertility Sub Index 2.53
Calving Interval (days) -1.25 -1.459 1.82
Survival (%) 0.63 1.117 0.70
Calving Sub Index -0.46
Gestation Length (days) 0.50 -0.919 -0.46
Beef Sub Index 3.06
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) -0.74 -0.432 0.32
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 26.57

* Based on an €80/tonne carbon price