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 3.29
Milk (kg) -162.00 -0.014 2.27
Fat (kg) -1.33 -0.375 0.50
Prot (kg) -1.19 -0.441 0.53
Fertility Sub Index 6.02
Calving Interval (days) -3.48 -1.459 5.08
Survival (%) 0.84 1.117 0.94
Calving Sub Index 2.45
Gestation Length (days) -2.67 -0.919 2.45
Beef Sub Index 1.27
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.49 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index -0.92
Live WT (kg) 3.00 -0.307 -0.92
Total Carbon Sub Index 12.10

* Based on an €80/tonne carbon price