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 10.47
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -10.05 -0.375 3.76
Prot (kg) -10.81 -0.441 4.77
Fertility Sub Index 0.82
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) -0.60 1.117 -0.67
Calving Sub Index 0.88
Gestation Length (days) -0.96 -0.919 0.88
Beef Sub Index 0.17
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.02 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 15.99

* Based on an €80/tonne carbon price