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 5.03
Milk (kg) -209.00 -0.014 2.93
Fat (kg) -0.92 -0.375 0.34
Prot (kg) -3.98 -0.441 1.76
Fertility Sub Index 1.03
Calving Interval (days) -0.15 -1.459 0.22
Survival (%) 0.73 1.117 0.82
Calving Sub Index 1.59
Gestation Length (days) -1.73 -0.919 1.59
Beef Sub Index 5.95
Carcass Weight (kg) -11.90 -0.528 6.28
Age of Slaughter (days) 0.75 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 9.50
Live WT (kg) -31.00 -0.307 9.50
Total Carbon Sub Index 23.11

* Based on an €80/tonne carbon price