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 7.52
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -5.40 -0.375 2.02
Prot (kg) -6.85 -0.441 3.02
Fertility Sub Index 1.51
Calving Interval (days) -0.68 -1.459 0.99
Survival (%) 0.46 1.117 0.51
Calving Sub Index 1.77
Gestation Length (days) -1.93 -0.919 1.77
Beef Sub Index 0.66
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 16.45

* Based on an €80/tonne carbon price