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 3.18
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -2.63 -0.375 0.99
Prot (kg) -3.11 -0.441 1.37
Fertility Sub Index 1.01
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) -0.64 1.117 -0.72
Calving Sub Index 0.86
Gestation Length (days) -0.94 -0.919 0.86
Beef Sub Index 1.72
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.42 -0.432 -0.18
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 10.58

* Based on an €80/tonne carbon price