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 3.02
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -3.05 -0.375 1.14
Prot (kg) -2.73 -0.441 1.20
Fertility Sub Index 4.95
Calving Interval (days) -4.14 -1.459 6.04
Survival (%) -0.98 1.117 -1.09
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 0.12
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 3.88 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index 7.05
Live WT (kg) -23.00 -0.307 7.05
Total Carbon Sub Index 20.32

* Based on an €80/tonne carbon price