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 3.91
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -1.57 -0.375 0.59
Prot (kg) -5.11 -0.441 2.26
Fertility Sub Index -2.63
Calving Interval (days) 1.29 -1.459 -1.88
Survival (%) -0.67 1.117 -0.75
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.32
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.32 -0.432 -1.00
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 3.03

* Based on an €80/tonne carbon price