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 4.44
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -7.45 -0.375 2.79
Prot (kg) -2.37 -0.441 1.05
Fertility Sub Index 3.26
Calving Interval (days) -2.15 -1.459 3.14
Survival (%) 0.11 1.117 0.12
Calving Sub Index 5.13
Gestation Length (days) -5.58 -0.919 5.13
Beef Sub Index 3.05
Carcass Weight (kg) -10.40 -0.528 5.49
Age of Slaughter (days) 5.65 -0.432 -2.44
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 19.25

* Based on an €80/tonne carbon price