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 7.41
Milk (kg) -61.00 -0.014 0.85
Fat (kg) -12.30 -0.375 4.61
Prot (kg) -4.41 -0.441 1.95
Fertility Sub Index 1.03
Calving Interval (days) -0.63 -1.459 0.92
Survival (%) 0.10 1.117 0.11
Calving Sub Index 2.01
Gestation Length (days) -2.19 -0.919 2.01
Beef Sub Index -2.51
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 3.87 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index -2.24
Live WT (kg) 7.30 -0.307 -2.24
Total Carbon Sub Index 5.70

* Based on an €80/tonne carbon price