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 13.55
Milk (kg) -218.00 -0.014 3.05
Fat (kg) -15.31 -0.375 5.73
Prot (kg) -10.80 -0.441 4.77
Fertility Sub Index 2.12
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) 0.46 1.117 0.51
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index 2.95
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) -2.20 -0.432 0.95
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 21.59

* Based on an €80/tonne carbon price