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 4.79
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -6.32 -0.375 2.37
Prot (kg) -4.29 -0.441 1.89
Fertility Sub Index 0.05
Calving Interval (days) 0.86 -1.459 -1.25
Survival (%) 1.17 1.117 1.31
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 0.52
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) 7.10 -0.432 -3.07
Maintenance Sub Index Maint. Sub Index 7.88
Live WT (kg) -25.70 -0.307 7.88
Total Carbon Sub Index 16.08

* Based on an €80/tonne carbon price