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 16.53
Milk (kg) -289.00 -0.014 4.05
Fat (kg) -17.36 -0.375 6.50
Prot (kg) -13.56 -0.441 5.98
Fertility Sub Index 1.31
Calving Interval (days) -0.91 -1.459 1.33
Survival (%) -0.02 1.117 -0.02
Calving Sub Index -1.10
Gestation Length (days) 1.20 -0.919 -1.10
Beef Sub Index -2.60
Carcass Weight (kg) 3.80 -0.528 -2.00
Age of Slaughter (days) 1.38 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index -1.35
Live WT (kg) 4.40 -0.307 -1.35
Total Carbon Sub Index 12.78

* Based on an €80/tonne carbon price