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 2.89
Milk (kg) -56.00 -0.014 0.78
Fat (kg) -2.40 -0.375 0.90
Prot (kg) -2.73 -0.441 1.20
Fertility Sub Index 5.52
Calving Interval (days) -4.05 -1.459 5.91
Survival (%) -0.35 1.117 -0.39
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index -0.63
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 4.51 -0.432 -1.95
Maintenance Sub Index Maint. Sub Index 5.58
Live WT (kg) -18.20 -0.307 5.58
Total Carbon Sub Index 16.19

* Based on an €80/tonne carbon price