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 7.60
Milk (kg) -41.00 -0.014 0.57
Fat (kg) -10.73 -0.375 4.02
Prot (kg) -6.82 -0.441 3.01
Fertility Sub Index -1.97
Calving Interval (days) 0.72 -1.459 -1.05
Survival (%) -0.82 1.117 -0.92
Calving Sub Index 1.87
Gestation Length (days) -2.03 -0.919 1.87
Beef Sub Index 0.17
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.41 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 12.92

* Based on an €80/tonne carbon price