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 5.71
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -5.51 -0.375 2.06
Prot (kg) -3.70 -0.441 1.63
Fertility Sub Index 1.36
Calving Interval (days) -0.41 -1.459 0.60
Survival (%) 0.68 1.117 0.76
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.95
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 18.05

* Based on an €80/tonne carbon price