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 6.03
Milk (kg) 45.00 -0.014 -0.63
Fat (kg) -11.78 -0.375 4.41
Prot (kg) -5.10 -0.441 2.25
Fertility Sub Index -2.03
Calving Interval (days) -0.31 -1.459 0.45
Survival (%) -2.22 1.117 -2.48
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 2.36
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) 1.99 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 10.09

* Based on an €80/tonne carbon price