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 -10.21
Milk (kg) 153.00 -0.014 -2.14
Fat (kg) 18.37 -0.375 -6.88
Prot (kg) 2.68 -0.441 -1.18
Fertility Sub Index -0.98
Calving Interval (days) 0.31 -1.459 -0.45
Survival (%) -0.47 1.117 -0.53
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.05
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 4.52 -0.432 -1.95
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index -10.06

* Based on an €80/tonne carbon price