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 12.83
Milk (kg) -350.00 -0.014 4.90
Fat (kg) -4.95 -0.375 1.85
Prot (kg) -13.77 -0.441 6.08
Fertility Sub Index -7.63
Calving Interval (days) 4.15 -1.459 -6.06
Survival (%) -1.41 1.117 -1.58
Calving Sub Index -0.02
Gestation Length (days) 0.02 -0.919 -0.02
Beef Sub Index -0.09
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 6.88

* Based on an €80/tonne carbon price