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 9.06
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -11.22 -0.375 4.20
Prot (kg) -6.41 -0.441 2.83
Fertility Sub Index -4.52
Calving Interval (days) 2.47 -1.459 -3.60
Survival (%) -0.82 1.117 -0.92
Calving Sub Index -1.75
Gestation Length (days) 1.90 -0.919 -1.75
Beef Sub Index -4.95
Carcass Weight (kg) 11.20 -0.528 -5.91
Age of Slaughter (days) -2.22 -0.432 0.96
Maintenance Sub Index Maint. Sub Index -3.71
Live WT (kg) 12.10 -0.307 -3.71
Total Carbon Sub Index -5.86

* Based on an €80/tonne carbon price