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 12.88
Milk (kg) -207.00 -0.014 2.90
Fat (kg) -14.02 -0.375 5.25
Prot (kg) -10.72 -0.441 4.73
Fertility Sub Index -2.50
Calving Interval (days) 1.11 -1.459 -1.62
Survival (%) -0.79 1.117 -0.88
Calving Sub Index 0.45
Gestation Length (days) -0.49 -0.919 0.45
Beef Sub Index 0.76
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 17.56

* Based on an €80/tonne carbon price