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 4.82
Milk (kg) -2.00 -0.014 0.03
Fat (kg) -5.43 -0.375 2.03
Prot (kg) -6.24 -0.441 2.75
Fertility Sub Index -17.63
Calving Interval (days) 9.54 -1.459 -13.92
Survival (%) -3.32 1.117 -3.71
Calving Sub Index 1.88
Gestation Length (days) -2.04 -0.919 1.88
Beef Sub Index -1.42
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 3.66 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index -12.27

* Based on an €80/tonne carbon price