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 12.98
Milk (kg) -195.00 -0.014 2.73
Fat (kg) -14.77 -0.375 5.53
Prot (kg) -10.69 -0.441 4.72
Fertility Sub Index 3.02
Calving Interval (days) -2.52 -1.459 3.68
Survival (%) -0.59 1.117 -0.66
Calving Sub Index 0.93
Gestation Length (days) -1.01 -0.919 0.93
Beef Sub Index 1.60
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -0.78 -0.432 0.34
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 21.99

* Based on an €80/tonne carbon price