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 4.61
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -3.06 -0.375 1.15
Prot (kg) -6.21 -0.441 2.74
Fertility Sub Index -5.95
Calving Interval (days) 3.81 -1.459 -5.56
Survival (%) -0.35 1.117 -0.39
Calving Sub Index 0.16
Gestation Length (days) -0.17 -0.919 0.16
Beef Sub Index 0.43
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 3.29 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 2.50

* Based on an €80/tonne carbon price