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 7.65
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -7.35 -0.375 2.75
Prot (kg) -6.87 -0.441 3.03
Fertility Sub Index -1.31
Calving Interval (days) 0.55 -1.459 -0.80
Survival (%) -0.45 1.117 -0.50
Calving Sub Index 0.32
Gestation Length (days) -0.35 -0.919 0.32
Beef Sub Index 1.31
Carcass Weight (kg) -6.70 -0.528 3.53
Age of Slaughter (days) 5.16 -0.432 -2.23
Maintenance Sub Index Maint. Sub Index 6.53
Live WT (kg) -21.30 -0.307 6.53
Total Carbon Sub Index 14.50

* Based on an €80/tonne carbon price