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 8.83
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -14.49 -0.375 5.43
Prot (kg) -6.05 -0.441 2.67
Fertility Sub Index 3.72
Calving Interval (days) -2.29 -1.459 3.34
Survival (%) 0.34 1.117 0.38
Calving Sub Index 0.04
Gestation Length (days) -0.04 -0.919 0.04
Beef Sub Index 1.12
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) -4.56 -0.432 1.97
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 15.09

* Based on an €80/tonne carbon price