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 6.11
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -4.39 -0.375 1.64
Prot (kg) -7.04 -0.441 3.11
Fertility Sub Index -5.73
Calving Interval (days) 2.96 -1.459 -4.32
Survival (%) -1.26 1.117 -1.41
Calving Sub Index -0.16
Gestation Length (days) 0.17 -0.919 -0.16
Beef Sub Index 0.22
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.45 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index 1.30

* Based on an €80/tonne carbon price