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 7.13
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -3.42 -0.375 1.28
Prot (kg) -7.82 -0.441 3.45
Fertility Sub Index 1.09
Calving Interval (days) -0.45 -1.459 0.66
Survival (%) 0.39 1.117 0.44
Calving Sub Index 2.21
Gestation Length (days) -2.40 -0.919 2.21
Beef Sub Index 2.72
Carcass Weight (kg) -8.30 -0.528 4.38
Age of Slaughter (days) 3.85 -0.432 -1.66
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 19.83

* Based on an €80/tonne carbon price