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 7.83
Milk (kg) -202.00 -0.014 2.83
Fat (kg) -5.37 -0.375 2.01
Prot (kg) -6.77 -0.441 2.99
Fertility Sub Index 0.11
Calving Interval (days) 0.04 -1.459 -0.06
Survival (%) 0.15 1.117 0.17
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 0.46
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.14 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 18.12

* Based on an €80/tonne carbon price