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 12.82
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -12.20 -0.375 4.57
Prot (kg) -10.99 -0.441 4.85
Fertility Sub Index 1.63
Calving Interval (days) -1.21 -1.459 1.77
Survival (%) -0.12 1.117 -0.13
Calving Sub Index 0.52
Gestation Length (days) -0.57 -0.919 0.52
Beef Sub Index 1.86
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 21.26

* Based on an €80/tonne carbon price