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 31.68
Milk (kg) -586.00 -0.014 8.20
Fat (kg) -34.59 -0.375 12.96
Prot (kg) -23.84 -0.441 10.52
Fertility Sub Index 2.63
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) 0.81 1.117 0.90
Calving Sub Index -0.70
Gestation Length (days) 0.76 -0.919 -0.70
Beef Sub Index 1.98
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 0.80 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 39.04

* Based on an €80/tonne carbon price