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 14.60
Milk (kg) -337.00 -0.014 4.72
Fat (kg) -13.10 -0.375 4.91
Prot (kg) -11.28 -0.441 4.98
Fertility Sub Index 0.51
Calving Interval (days) -1.70 -1.459 2.48
Survival (%) -1.76 1.117 -1.97
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.74
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) -3.30 -0.432 1.42
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 21.34

* Based on an €80/tonne carbon price