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 2.24
Milk (kg) -36.00 -0.014 0.50
Fat (kg) -4.62 -0.375 1.73
Prot (kg) -0.02 -0.441 0.01
Fertility Sub Index -0.11
Calving Interval (days) 0.93 -1.459 -1.36
Survival (%) 1.12 1.117 1.25
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -2.52
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 4.50 -0.432 -1.94
Maintenance Sub Index Maint. Sub Index 3.19
Live WT (kg) -10.40 -0.307 3.19
Total Carbon Sub Index 6.50

* Based on an €80/tonne carbon price