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 16.68
Milk (kg) -275.00 -0.014 3.85
Fat (kg) -16.26 -0.375 6.09
Prot (kg) -15.28 -0.441 6.74
Fertility Sub Index 9.69
Calving Interval (days) -4.64 -1.459 6.77
Survival (%) 2.61 1.117 2.92
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index 1.62
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -0.94 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 31.82

* Based on an €80/tonne carbon price