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 4.88
Milk (kg) -83.00 -0.014 1.16
Fat (kg) -6.22 -0.375 2.33
Prot (kg) -3.14 -0.441 1.39
Fertility Sub Index 0.49
Calving Interval (days) -0.08 -1.459 0.12
Survival (%) 0.33 1.117 0.37
Calving Sub Index -1.61
Gestation Length (days) 1.75 -0.919 -1.61
Beef Sub Index -1.82
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 6.66 -0.432 -2.88
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 7.70

* Based on an €80/tonne carbon price