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 21.31
Milk (kg) -405.00 -0.014 5.67
Fat (kg) -21.90 -0.375 8.20
Prot (kg) -16.85 -0.441 7.44
Fertility Sub Index -0.27
Calving Interval (days) 0.43 -1.459 -0.63
Survival (%) 0.32 1.117 0.36
Calving Sub Index -1.04
Gestation Length (days) 1.13 -0.919 -1.04
Beef Sub Index -2.30
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 3.01 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 21.04

* Based on an €80/tonne carbon price