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 8.48
Milk (kg) -263.00 -0.014 3.68
Fat (kg) -5.21 -0.375 1.95
Prot (kg) -6.44 -0.441 2.84
Fertility Sub Index 4.33
Calving Interval (days) -2.66 -1.459 3.88
Survival (%) 0.40 1.117 0.45
Calving Sub Index 1.74
Gestation Length (days) -1.89 -0.919 1.74
Beef Sub Index 2.78
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 0.40 -0.432 -0.17
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 20.38

* Based on an €80/tonne carbon price