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 32.12
Milk (kg) -573.00 -0.014 8.02
Fat (kg) -33.44 -0.375 12.53
Prot (kg) -26.23 -0.441 11.58
Fertility Sub Index 1.89
Calving Interval (days) -1.45 -1.459 2.12
Survival (%) -0.20 1.117 -0.22
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index 0.13
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 37.49

* Based on an €80/tonne carbon price