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 16.02
Milk (kg) -262.00 -0.014 3.67
Fat (kg) -14.67 -0.375 5.49
Prot (kg) -15.54 -0.441 6.86
Fertility Sub Index 1.72
Calving Interval (days) -1.25 -1.459 1.82
Survival (%) -0.09 1.117 -0.10
Calving Sub Index 1.75
Gestation Length (days) -1.90 -0.919 1.75
Beef Sub Index 0.51
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) 6.16 -0.432 -2.66
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 24.53

* Based on an €80/tonne carbon price