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 11.02
Milk (kg) -236.00 -0.014 3.30
Fat (kg) -10.24 -0.375 3.84
Prot (kg) -8.79 -0.441 3.88
Fertility Sub Index 2.52
Calving Interval (days) -1.68 -1.459 2.45
Survival (%) 0.06 1.117 0.07
Calving Sub Index 0.45
Gestation Length (days) -0.49 -0.919 0.45
Beef Sub Index 2.85
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 0.98 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 21.37

* Based on an €80/tonne carbon price