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 8.90
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -10.31 -0.375 3.86
Prot (kg) -8.66 -0.441 3.82
Fertility Sub Index 2.46
Calving Interval (days) -1.87 -1.459 2.73
Survival (%) -0.24 1.117 -0.27
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index 2.70
Carcass Weight (kg) -7.90 -0.528 4.17
Age of Slaughter (days) 3.41 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index 6.59
Live WT (kg) -21.50 -0.307 6.59
Total Carbon Sub Index 21.27

* Based on an €80/tonne carbon price