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 4.68
Milk (kg) -60.00 -0.014 0.84
Fat (kg) -4.17 -0.375 1.56
Prot (kg) -5.17 -0.441 2.28
Fertility Sub Index 1.86
Calving Interval (days) -1.54 -1.459 2.25
Survival (%) -0.35 1.117 -0.39
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.41
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 1.14 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 12.59

* Based on an €80/tonne carbon price