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 5.73
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -5.09 -0.375 1.91
Prot (kg) -4.54 -0.441 2.00
Fertility Sub Index -0.48
Calving Interval (days) 0.19 -1.459 -0.28
Survival (%) -0.18 1.117 -0.20
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.84
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -0.24 -0.432 0.10
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index 14.54

* Based on an €80/tonne carbon price