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 10.08
Milk (kg) -123.00 -0.014 1.72
Fat (kg) -8.63 -0.375 3.23
Prot (kg) -11.61 -0.441 5.12
Fertility Sub Index -1.81
Calving Interval (days) 0.83 -1.459 -1.21
Survival (%) -0.54 1.117 -0.60
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.02
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 4.84 -0.432 -2.09
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 9.08

* Based on an €80/tonne carbon price