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 12.03
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -11.17 -0.375 4.18
Prot (kg) -12.98 -0.441 5.73
Fertility Sub Index -1.32
Calving Interval (days) 0.59 -1.459 -0.86
Survival (%) -0.41 1.117 -0.46
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) 4.83 -0.432 -2.09
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 11.19

* Based on an €80/tonne carbon price