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 7.69
Milk (kg) -31.00 -0.014 0.43
Fat (kg) -12.14 -0.375 4.55
Prot (kg) -6.14 -0.441 2.71
Fertility Sub Index 3.27
Calving Interval (days) -1.53 -1.459 2.23
Survival (%) 0.93 1.117 1.04
Calving Sub Index -0.90
Gestation Length (days) 0.98 -0.919 -0.90
Beef Sub Index 1.64
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 1.22 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 15.01

* Based on an €80/tonne carbon price