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 13.23
Milk (kg) -266.00 -0.014 3.72
Fat (kg) -11.99 -0.375 4.49
Prot (kg) -11.37 -0.441 5.02
Fertility Sub Index -3.81
Calving Interval (days) 1.30 -1.459 -1.90
Survival (%) -1.71 1.117 -1.91
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.55
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 0.44 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 12.06

* Based on an €80/tonne carbon price