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 19.30
Milk (kg) -349.00 -0.014 4.89
Fat (kg) -22.63 -0.375 8.48
Prot (kg) -13.45 -0.441 5.94
Fertility Sub Index 2.63
Calving Interval (days) -2.43 -1.459 3.55
Survival (%) -0.82 1.117 -0.92
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.41
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.03 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 31.39

* Based on an €80/tonne carbon price