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 11.06
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -13.63 -0.375 5.11
Prot (kg) -7.68 -0.441 3.39
Fertility Sub Index -0.27
Calving Interval (days) -0.25 -1.459 0.36
Survival (%) -0.57 1.117 -0.64
Calving Sub Index -1.10
Gestation Length (days) 1.20 -0.919 -1.10
Beef Sub Index -4.61
Carcass Weight (kg) 7.30 -0.528 -3.85
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index -0.92
Live WT (kg) 3.00 -0.307 -0.92
Total Carbon Sub Index 4.15

* Based on an €80/tonne carbon price