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 2.08
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -0.56 -0.375 0.21
Prot (kg) 0.94 -0.441 -0.41
Fertility Sub Index -1.72
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) -3.08 1.117 -3.44
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index -2.03
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 8.00 -0.432 -3.45
Maintenance Sub Index Maint. Sub Index -1.84
Live WT (kg) 6.00 -0.307 -1.84
Total Carbon Sub Index -2.89

* Based on an €80/tonne carbon price