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 3.35
Milk (kg) -22.00 -0.014 0.31
Fat (kg) -2.23 -0.375 0.84
Prot (kg) -5.01 -0.441 2.21
Fertility Sub Index -9.53
Calving Interval (days) 5.48 -1.459 -8.00
Survival (%) -1.37 1.117 -1.53
Calving Sub Index 1.31
Gestation Length (days) -1.43 -0.919 1.31
Beef Sub Index -1.16
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 2.93 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index -3.90

* Based on an €80/tonne carbon price