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 10.25
Milk (kg) -167.00 -0.014 2.34
Fat (kg) -14.11 -0.375 5.29
Prot (kg) -5.96 -0.441 2.63
Fertility Sub Index 0.62
Calving Interval (days) -0.06 -1.459 0.09
Survival (%) 0.48 1.117 0.54
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.61
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 4.84
Live WT (kg) -15.80 -0.307 4.84
Total Carbon Sub Index 21.03

* Based on an €80/tonne carbon price