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 6.48
Milk (kg) -204.00 -0.014 2.86
Fat (kg) -2.65 -0.375 0.99
Prot (kg) -5.96 -0.441 2.63
Fertility Sub Index 3.08
Calving Interval (days) -1.47 -1.459 2.14
Survival (%) 0.84 1.117 0.94
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.45
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -0.43 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 20.72

* Based on an €80/tonne carbon price