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 11.91
Milk (kg) -227.00 -0.014 3.18
Fat (kg) -13.61 -0.375 5.10
Prot (kg) -8.23 -0.441 3.63
Fertility Sub Index 0.48
Calving Interval (days) 0.14 -1.459 -0.20
Survival (%) 0.61 1.117 0.68
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.56
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 1.40 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 21.46

* Based on an €80/tonne carbon price