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 0.59
Milk (kg) -32.00 -0.014 0.45
Fat (kg) -0.36 -0.375 0.13
Prot (kg) -0.01 -0.441 0.00
Fertility Sub Index 0.77
Calving Interval (days) -0.61 -1.459 0.89
Survival (%) -0.11 1.117 -0.12
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 0.72
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.62 -0.432 -1.13
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 11.86

* Based on an €80/tonne carbon price