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 32.03
Milk (kg) -552.00 -0.014 7.73
Fat (kg) -33.52 -0.375 12.56
Prot (kg) -26.62 -0.441 11.75
Fertility Sub Index 1.24
Calving Interval (days) -1.17 -1.459 1.71
Survival (%) -0.42 1.117 -0.47
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index 0.01
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.69 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 36.65

* Based on an €80/tonne carbon price