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 7.75
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -6.54 -0.375 2.45
Prot (kg) -6.96 -0.441 3.07
Fertility Sub Index -0.77
Calving Interval (days) 1.11 -1.459 -1.62
Survival (%) 0.76 1.117 0.85
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -1.44
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 10.88

* Based on an €80/tonne carbon price