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 3.80
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -3.14 -0.375 1.18
Prot (kg) -3.28 -0.441 1.45
Fertility Sub Index -2.52
Calving Interval (days) 1.13 -1.459 -1.65
Survival (%) -0.78 1.117 -0.87
Calving Sub Index 0.12
Gestation Length (days) -0.13 -0.919 0.12
Beef Sub Index 3.96
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) -0.87 -0.432 0.38
Maintenance Sub Index Maint. Sub Index 6.77
Live WT (kg) -22.10 -0.307 6.77
Total Carbon Sub Index 12.13

* Based on an €80/tonne carbon price