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 4.14
Milk (kg) -93.00 -0.014 1.30
Fat (kg) -3.82 -0.375 1.43
Prot (kg) -3.19 -0.441 1.41
Fertility Sub Index -5.19
Calving Interval (days) 1.83 -1.459 -2.67
Survival (%) -2.26 1.117 -2.52
Calving Sub Index 2.47
Gestation Length (days) -2.69 -0.919 2.47
Beef Sub Index 1.83
Carcass Weight (kg) -9.00 -0.528 4.75
Age of Slaughter (days) 6.75 -0.432 -2.91
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 9.88

* Based on an €80/tonne carbon price