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 14.72
Milk (kg) -251.00 -0.014 3.51
Fat (kg) -15.50 -0.375 5.81
Prot (kg) -12.23 -0.441 5.40
Fertility Sub Index 4.00
Calving Interval (days) -2.18 -1.459 3.18
Survival (%) 0.73 1.117 0.82
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.64
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.80 -0.432 -1.21
Maintenance Sub Index Maint. Sub Index 4.84
Live WT (kg) -15.80 -0.307 4.84
Total Carbon Sub Index 27.89

* Based on an €80/tonne carbon price