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 -4.00
Milk (kg) 121.00 -0.014 -1.69
Fat (kg) 2.28 -0.375 -0.85
Prot (kg) 3.29 -0.441 -1.45
Fertility Sub Index 3.85
Calving Interval (days) -1.86 -1.459 2.71
Survival (%) 1.02 1.117 1.14
Calving Sub Index 2.98
Gestation Length (days) -3.24 -0.919 2.98
Beef Sub Index 4.41
Carcass Weight (kg) -11.20 -0.528 5.91
Age of Slaughter (days) 3.46 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 9.09

* Based on an €80/tonne carbon price