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 11.27
Milk (kg) -304.00 -0.014 4.26
Fat (kg) -6.08 -0.375 2.28
Prot (kg) -10.73 -0.441 4.74
Fertility Sub Index -8.15
Calving Interval (days) 4.08 -1.459 -5.95
Survival (%) -1.97 1.117 -2.20
Calving Sub Index 0.28
Gestation Length (days) -0.31 -0.919 0.28
Beef Sub Index 3.90
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) -0.36 -0.432 0.16
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 11.25

* Based on an €80/tonne carbon price