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 13.05
Milk (kg) -235.00 -0.014 3.29
Fat (kg) -13.19 -0.375 4.94
Prot (kg) -10.92 -0.441 4.82
Fertility Sub Index -4.16
Calving Interval (days) 2.08 -1.459 -3.03
Survival (%) -1.01 1.117 -1.13
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.04
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.99 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 10.58

* Based on an €80/tonne carbon price