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 13.79
Milk (kg) -229.00 -0.014 3.21
Fat (kg) -11.89 -0.375 4.45
Prot (kg) -13.88 -0.441 6.13
Fertility Sub Index 1.00
Calving Interval (days) -0.69 -1.459 1.01
Survival (%) -0.01 1.117 -0.01
Calving Sub Index 1.38
Gestation Length (days) -1.50 -0.919 1.38
Beef Sub Index 1.16
Carcass Weight (kg) -5.15 -0.528 2.72
Age of Slaughter (days) 3.60 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 19.03

* Based on an €80/tonne carbon price