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 2.64
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -1.73 -0.375 0.65
Prot (kg) -1.73 -0.441 0.76
Fertility Sub Index 0.19
Calving Interval (days) -0.04 -1.459 0.06
Survival (%) 0.12 1.117 0.13
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index -3.11
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 5.61 -0.432 -2.42
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 4.93

* Based on an €80/tonne carbon price