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 7.68
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -5.85 -0.375 2.19
Prot (kg) -6.83 -0.441 3.01
Fertility Sub Index 1.61
Calving Interval (days) -0.72 -1.459 1.05
Survival (%) 0.50 1.117 0.56
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.30
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 4.25 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 18.45

* Based on an €80/tonne carbon price