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 15.92
Milk (kg) -599.00 -0.014 8.39
Fat (kg) -4.45 -0.375 1.67
Prot (kg) -13.29 -0.441 5.87
Fertility Sub Index -0.95
Calving Interval (days) 1.06 -1.459 -1.55
Survival (%) 0.53 1.117 0.59
Calving Sub Index 0.52
Gestation Length (days) -0.57 -0.919 0.52
Beef Sub Index 0.01
Carcass Weight (kg) -7.30 -0.528 3.85
Age of Slaughter (days) 8.89 -0.432 -3.84
Maintenance Sub Index Maint. Sub Index 9.75
Live WT (kg) -31.80 -0.307 9.75
Total Carbon Sub Index 25.25

* Based on an €80/tonne carbon price