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 11.05
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -7.35 -0.375 2.75
Prot (kg) -15.33 -0.441 6.77
Fertility Sub Index -10.05
Calving Interval (days) 5.48 -1.459 -8.00
Survival (%) -1.84 1.117 -2.06
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -2.12
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 3.33 -0.432 -1.44
Maintenance Sub Index Maint. Sub Index -7.23
Live WT (kg) 23.60 -0.307 -7.23
Total Carbon Sub Index -8.92

* Based on an €80/tonne carbon price