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 20.00
Milk (kg) -417.00 -0.014 5.84
Fat (kg) -21.82 -0.375 8.17
Prot (kg) -13.57 -0.441 5.99
Fertility Sub Index 0.22
Calving Interval (days) 0.17 -1.459 -0.25
Survival (%) 0.42 1.117 0.47
Calving Sub Index -1.58
Gestation Length (days) 1.72 -0.919 -1.58
Beef Sub Index -2.67
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 5.33 -0.432 -2.30
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 19.41

* Based on an €80/tonne carbon price