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 6.73
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -5.69 -0.375 2.13
Prot (kg) -5.24 -0.441 2.31
Fertility Sub Index -0.40
Calving Interval (days) 0.52 -1.459 -0.76
Survival (%) 0.32 1.117 0.36
Calving Sub Index -1.76
Gestation Length (days) 1.92 -0.919 -1.76
Beef Sub Index -5.14
Carcass Weight (kg) 13.00 -0.528 -6.86
Age of Slaughter (days) -3.98 -0.432 1.72
Maintenance Sub Index Maint. Sub Index -7.76
Live WT (kg) 25.30 -0.307 -7.76
Total Carbon Sub Index -8.33

* Based on an €80/tonne carbon price