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 12.47
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -15.51 -0.375 5.81
Prot (kg) -9.10 -0.441 4.02
Fertility Sub Index 3.90
Calving Interval (days) -2.00 -1.459 2.92
Survival (%) 0.88 1.117 0.98
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.03
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.12 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 7.23
Live WT (kg) -23.60 -0.307 7.23
Total Carbon Sub Index 27.34

* Based on an €80/tonne carbon price