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 10.67
Milk (kg) -202.00 -0.014 2.83
Fat (kg) -9.75 -0.375 3.65
Prot (kg) -9.49 -0.441 4.19
Fertility Sub Index 2.49
Calving Interval (days) -1.12 -1.459 1.63
Survival (%) 0.77 1.117 0.86
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.33
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -1.62 -0.432 0.70
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 25.60

* Based on an €80/tonne carbon price