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 5.69
Milk (kg) -23.00 -0.014 0.32
Fat (kg) -11.06 -0.375 4.14
Prot (kg) -2.78 -0.441 1.23
Fertility Sub Index -3.83
Calving Interval (days) 2.01 -1.459 -2.93
Survival (%) -0.80 1.117 -0.89
Calving Sub Index -1.01
Gestation Length (days) 1.10 -0.919 -1.01
Beef Sub Index -4.72
Carcass Weight (kg) 9.30 -0.528 -4.91
Age of Slaughter (days) -0.43 -0.432 0.19
Maintenance Sub Index Maint. Sub Index -3.68
Live WT (kg) 12.00 -0.307 -3.68
Total Carbon Sub Index -7.54

* Based on an €80/tonne carbon price