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 27.11
Milk (kg) -408.00 -0.014 5.71
Fat (kg) -30.44 -0.375 11.40
Prot (kg) -22.66 -0.441 10.00
Fertility Sub Index 1.00
Calving Interval (days) -0.08 -1.459 0.12
Survival (%) 0.79 1.117 0.88
Calving Sub Index -1.43
Gestation Length (days) 1.56 -0.919 -1.43
Beef Sub Index -2.35
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 8.75 -0.432 -3.78
Maintenance Sub Index Maint. Sub Index 6.56
Live WT (kg) -21.40 -0.307 6.56
Total Carbon Sub Index 30.89

* Based on an €80/tonne carbon price