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 10.42
Milk (kg) -178.00 -0.014 2.49
Fat (kg) -11.18 -0.375 4.19
Prot (kg) -8.47 -0.441 3.74
Fertility Sub Index -1.36
Calving Interval (days) 1.14 -1.459 -1.66
Survival (%) 0.27 1.117 0.30
Calving Sub Index -0.79
Gestation Length (days) 0.86 -0.919 -0.79
Beef Sub Index -3.45
Carcass Weight (kg) 5.60 -0.528 -2.95
Age of Slaughter (days) 1.14 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index -2.70
Live WT (kg) 8.80 -0.307 -2.70
Total Carbon Sub Index 2.12

* Based on an €80/tonne carbon price