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 4.44
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -0.98 -0.375 0.37
Prot (kg) -4.27 -0.441 1.88
Fertility Sub Index 2.76
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) 0.51 1.117 0.57
Calving Sub Index 3.58
Gestation Length (days) -3.89 -0.919 3.58
Beef Sub Index -6.40
Carcass Weight (kg) 3.90 -0.528 -2.06
Age of Slaughter (days) 10.07 -0.432 -4.35
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index 4.89

* Based on an €80/tonne carbon price