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 4.62
Milk (kg) -17.00 -0.014 0.24
Fat (kg) -6.71 -0.375 2.51
Prot (kg) -4.23 -0.441 1.87
Fertility Sub Index -15.85
Calving Interval (days) 8.28 -1.459 -12.08
Survival (%) -3.37 1.117 -3.76
Calving Sub Index 1.08
Gestation Length (days) -1.18 -0.919 1.08
Beef Sub Index 0.37
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 4.02 -0.432 -1.74
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index -7.83

* Based on an €80/tonne carbon price