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 8.40
Milk (kg) -284.00 -0.014 3.98
Fat (kg) -2.42 -0.375 0.91
Prot (kg) -7.98 -0.441 3.52
Fertility Sub Index -1.54
Calving Interval (days) 1.18 -1.459 -1.72
Survival (%) 0.16 1.117 0.18
Calving Sub Index 0.85
Gestation Length (days) -0.93 -0.919 0.85
Beef Sub Index -1.97
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 9.08 -0.432 -3.92
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 12.37

* Based on an €80/tonne carbon price