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 12.69
Milk (kg) -286.00 -0.014 4.00
Fat (kg) -10.62 -0.375 3.98
Prot (kg) -10.67 -0.441 4.71
Fertility Sub Index 1.50
Calving Interval (days) -0.60 -1.459 0.88
Survival (%) 0.56 1.117 0.63
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.05
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 4.52 -0.432 -1.95
Maintenance Sub Index Maint. Sub Index 6.07
Live WT (kg) -19.80 -0.307 6.07
Total Carbon Sub Index 23.91

* Based on an €80/tonne carbon price