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 13.27
Milk (kg) -247.00 -0.014 3.46
Fat (kg) -13.80 -0.375 5.17
Prot (kg) -10.52 -0.441 4.64
Fertility Sub Index 0.83
Calving Interval (days) -0.21 -1.459 0.31
Survival (%) 0.47 1.117 0.53
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.23
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.01 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 22.78

* Based on an €80/tonne carbon price