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 5.14
Milk (kg) -107.00 -0.014 1.50
Fat (kg) -2.70 -0.375 1.01
Prot (kg) -5.96 -0.441 2.63
Fertility Sub Index -0.70
Calving Interval (days) 0.42 -1.459 -0.61
Survival (%) -0.08 1.117 -0.09
Calving Sub Index 1.71
Gestation Length (days) -1.86 -0.919 1.71
Beef Sub Index 2.96
Carcass Weight (kg) -10.20 -0.528 5.38
Age of Slaughter (days) 5.61 -0.432 -2.42
Maintenance Sub Index Maint. Sub Index 8.09
Live WT (kg) -26.40 -0.307 8.09
Total Carbon Sub Index 17.20

* Based on an €80/tonne carbon price