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 10.42
Milk (kg) -56.00 -0.014 0.78
Fat (kg) -14.85 -0.375 5.56
Prot (kg) -9.24 -0.441 4.08
Fertility Sub Index 2.19
Calving Interval (days) -2.05 -1.459 2.99
Survival (%) -0.72 1.117 -0.80
Calving Sub Index -1.47
Gestation Length (days) 1.60 -0.919 -1.47
Beef Sub Index 2.10
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -1.45 -0.432 0.63
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 17.36

* Based on an €80/tonne carbon price