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 7.38
Milk (kg) -83.00 -0.014 1.16
Fat (kg) -8.80 -0.375 3.30
Prot (kg) -6.61 -0.441 2.92
Fertility Sub Index 1.63
Calving Interval (days) -1.30 -1.459 1.90
Survival (%) -0.24 1.117 -0.27
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index -0.86
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 2.12 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 11.21

* Based on an €80/tonne carbon price