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 3.88
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -0.36 -0.375 0.13
Prot (kg) -3.63 -0.441 1.60
Fertility Sub Index 2.39
Calving Interval (days) -1.35 -1.459 1.97
Survival (%) 0.38 1.117 0.42
Calving Sub Index 1.45
Gestation Length (days) -1.58 -0.919 1.45
Beef Sub Index 0.20
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 4.78 -0.432 -2.06
Maintenance Sub Index Maint. Sub Index 6.90
Live WT (kg) -22.50 -0.307 6.90
Total Carbon Sub Index 14.83

* Based on an €80/tonne carbon price