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 6.04
Milk (kg) -10.00 -0.014 0.14
Fat (kg) -5.11 -0.375 1.91
Prot (kg) -9.02 -0.441 3.98
Fertility Sub Index -6.06
Calving Interval (days) 3.01 -1.459 -4.39
Survival (%) -1.49 1.117 -1.66
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.22
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.19 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index 0.03

* Based on an €80/tonne carbon price