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 20.87
Milk (kg) -402.00 -0.014 5.63
Fat (kg) -18.80 -0.375 7.04
Prot (kg) -18.58 -0.441 8.20
Fertility Sub Index 4.37
Calving Interval (days) -1.73 -1.459 2.52
Survival (%) 1.65 1.117 1.84
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.50
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 1.05 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 36.44

* Based on an €80/tonne carbon price