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 -8.29
Milk (kg) 1.00 -0.014 -0.01
Fat (kg) 11.24 -0.375 -4.21
Prot (kg) 9.22 -0.441 -4.07
Fertility Sub Index 0.73
Calving Interval (days) -0.54 -1.459 0.79
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 2.83
Gestation Length (days) -3.08 -0.919 2.83
Beef Sub Index 4.64
Carcass Weight (kg) -12.10 -0.528 6.38
Age of Slaughter (days) 4.04 -0.432 -1.74
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 2.02

* Based on an €80/tonne carbon price