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 28.05
Milk (kg) -627.00 -0.014 8.78
Fat (kg) -28.63 -0.375 10.72
Prot (kg) -19.37 -0.441 8.55
Fertility Sub Index -1.81
Calving Interval (days) -0.63 -1.459 0.92
Survival (%) -2.44 1.117 -2.73
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 2.80
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) -3.93 -0.432 1.70
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 34.49

* Based on an €80/tonne carbon price