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 7.85
Milk (kg) -196.00 -0.014 2.74
Fat (kg) -7.12 -0.375 2.67
Prot (kg) -5.52 -0.441 2.44
Fertility Sub Index 3.08
Calving Interval (days) -2.04 -1.459 2.98
Survival (%) 0.09 1.117 0.10
Calving Sub Index 1.19
Gestation Length (days) -1.29 -0.919 1.19
Beef Sub Index 2.07
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 1.08 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 18.40

* Based on an €80/tonne carbon price