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 1.58
Milk (kg) -70.00 -0.014 0.98
Fat (kg) -2.25 -0.375 0.84
Prot (kg) 0.55 -0.441 -0.24
Fertility Sub Index 1.53
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) 0.51 1.117 0.57
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.07
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.95 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 11.68

* Based on an €80/tonne carbon price