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 11.54
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -10.98 -0.375 4.11
Prot (kg) -12.95 -0.441 5.72
Fertility Sub Index 4.52
Calving Interval (days) -2.70 -1.459 3.94
Survival (%) 0.52 1.117 0.58
Calving Sub Index 0.07
Gestation Length (days) -0.08 -0.919 0.07
Beef Sub Index 2.07
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -0.88 -0.432 0.38
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 22.06

* Based on an €80/tonne carbon price