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 2.94
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -3.05 -0.375 1.14
Prot (kg) -2.36 -0.441 1.04
Fertility Sub Index -2.29
Calving Interval (days) 1.11 -1.459 -1.62
Survival (%) -0.60 1.117 -0.67
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.72
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 0.04 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 3.06

* Based on an €80/tonne carbon price