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 -5.01
Milk (kg) 17.00 -0.014 -0.24
Fat (kg) 5.10 -0.375 -1.91
Prot (kg) 6.48 -0.441 -2.86
Fertility Sub Index 2.64
Calving Interval (days) -1.75 -1.459 2.55
Survival (%) 0.08 1.117 0.09
Calving Sub Index 1.99
Gestation Length (days) -2.17 -0.919 1.99
Beef Sub Index 6.61
Carcass Weight (kg) -16.00 -0.528 8.44
Age of Slaughter (days) 4.24 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 12.11
Live WT (kg) -39.50 -0.307 12.11
Total Carbon Sub Index 18.35

* Based on an €80/tonne carbon price