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 7.50
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -6.02 -0.375 2.25
Prot (kg) -6.26 -0.441 2.76
Fertility Sub Index -1.85
Calving Interval (days) 0.03 -1.459 -0.04
Survival (%) -1.62 1.117 -1.81
Calving Sub Index -2.64
Gestation Length (days) 2.87 -0.919 -2.64
Beef Sub Index -0.73
Carcass Weight (kg) 2.90 -0.528 -1.53
Age of Slaughter (days) -1.86 -0.432 0.80
Maintenance Sub Index Maint. Sub Index -0.92
Live WT (kg) 3.00 -0.307 -0.92
Total Carbon Sub Index 1.36

* Based on an €80/tonne carbon price