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 2.12
Milk (kg) -31.00 -0.014 0.43
Fat (kg) -2.10 -0.375 0.79
Prot (kg) -2.03 -0.441 0.90
Fertility Sub Index -0.24
Calving Interval (days) -0.53 -1.459 0.77
Survival (%) -0.91 1.117 -1.02
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.63
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.50 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 4.19

* Based on an €80/tonne carbon price