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 4.05
Milk (kg) 65.00 -0.014 -0.91
Fat (kg) -9.72 -0.375 3.64
Prot (kg) -2.98 -0.441 1.32
Fertility Sub Index -3.64
Calving Interval (days) 1.83 -1.459 -2.67
Survival (%) -0.87 1.117 -0.97
Calving Sub Index -1.08
Gestation Length (days) 1.17 -0.919 -1.08
Beef Sub Index -1.70
Carcass Weight (kg) 2.60 -0.528 -1.37
Age of Slaughter (days) 0.75 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index -1.07
Live WT (kg) 3.50 -0.307 -1.07
Total Carbon Sub Index -3.44

* Based on an €80/tonne carbon price