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 1.54
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -2.52 -0.375 0.94
Prot (kg) 0.37 -0.441 -0.16
Fertility Sub Index -2.77
Calving Interval (days) 1.73 -1.459 -2.52
Survival (%) -0.22 1.117 -0.25
Calving Sub Index 2.16
Gestation Length (days) -2.35 -0.919 2.16
Beef Sub Index -4.17
Carcass Weight (kg) 2.30 -0.528 -1.21
Age of Slaughter (days) 6.84 -0.432 -2.95
Maintenance Sub Index Maint. Sub Index -4.90
Live WT (kg) 16.00 -0.307 -4.90
Total Carbon Sub Index -8.15

* Based on an €80/tonne carbon price