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 -4.72
Milk (kg) 105.00 -0.014 -1.47
Fat (kg) -1.19 -0.375 0.45
Prot (kg) 8.38 -0.441 -3.70
Fertility Sub Index 1.73
Calving Interval (days) -1.17 -1.459 1.71
Survival (%) 0.02 1.117 0.02
Calving Sub Index 1.16
Gestation Length (days) -1.26 -0.919 1.16
Beef Sub Index 1.75
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) -3.08 -0.432 1.33
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 4.14

* Based on an €80/tonne carbon price