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 20.01
Milk (kg) -521.00 -0.014 7.29
Fat (kg) -15.27 -0.375 5.72
Prot (kg) -15.86 -0.441 7.00
Fertility Sub Index -2.63
Calving Interval (days) 0.50 -1.459 -0.73
Survival (%) -1.70 1.117 -1.90
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 2.42
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 0.87 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 24.18

* Based on an €80/tonne carbon price