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 15.69
Milk (kg) -288.00 -0.014 4.03
Fat (kg) -16.58 -0.375 6.21
Prot (kg) -12.35 -0.441 5.45
Fertility Sub Index -1.02
Calving Interval (days) -0.06 -1.459 0.09
Survival (%) -0.99 1.117 -1.11
Calving Sub Index -0.24
Gestation Length (days) 0.26 -0.919 -0.24
Beef Sub Index 2.09
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 0.90 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 18.68

* Based on an €80/tonne carbon price