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 -0.73
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) 0.93 -0.375 -0.35
Prot (kg) 0.79 -0.441 -0.35
Fertility Sub Index 1.20
Calving Interval (days) -0.53 -1.459 0.77
Survival (%) 0.38 1.117 0.42
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.09
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.46 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 10.64

* Based on an €80/tonne carbon price