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 4.67
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -4.85 -0.375 1.82
Prot (kg) -3.73 -0.441 1.65
Fertility Sub Index -5.90
Calving Interval (days) 3.87 -1.459 -5.65
Survival (%) -0.23 1.117 -0.26
Calving Sub Index -0.91
Gestation Length (days) 0.99 -0.919 -0.91
Beef Sub Index -1.19
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 6.43 -0.432 -2.78
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 2.27

* Based on an €80/tonne carbon price