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 4.94
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -3.92 -0.375 1.47
Prot (kg) -5.14 -0.441 2.27
Fertility Sub Index 1.58
Calving Interval (days) -0.90 -1.459 1.31
Survival (%) 0.24 1.117 0.27
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 0.06
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.06 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 6.07
Live WT (kg) -19.80 -0.307 6.07
Total Carbon Sub Index 16.42

* Based on an €80/tonne carbon price