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 0.21
Milk (kg) -1.00 -0.014 0.01
Fat (kg) -2.35 -0.375 0.88
Prot (kg) 1.54 -0.441 -0.68
Fertility Sub Index 0.76
Calving Interval (days) -0.09 -1.459 0.13
Survival (%) 0.56 1.117 0.63
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.92
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -0.65 -0.432 0.28
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 11.89

* Based on an €80/tonne carbon price