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 6.40
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -1.80 -0.375 0.67
Prot (kg) -6.98 -0.441 3.08
Fertility Sub Index -1.49
Calving Interval (days) 1.21 -1.459 -1.77
Survival (%) 0.25 1.117 0.28
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index -3.11
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 8.07 -0.432 -3.48
Maintenance Sub Index Maint. Sub Index 5.58
Live WT (kg) -18.20 -0.307 5.58
Total Carbon Sub Index 7.35

* Based on an €80/tonne carbon price