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 28.40
Milk (kg) -692.00 -0.014 9.69
Fat (kg) -23.11 -0.375 8.66
Prot (kg) -22.79 -0.441 10.06
Fertility Sub Index 0.80
Calving Interval (days) -0.62 -1.459 0.90
Survival (%) -0.09 1.117 -0.10
Calving Sub Index -1.25
Gestation Length (days) 1.36 -0.919 -1.25
Beef Sub Index -2.91
Carcass Weight (kg) 8.20 -0.528 -4.33
Age of Slaughter (days) -3.29 -0.432 1.42
Maintenance Sub Index Maint. Sub Index -3.92
Live WT (kg) 12.80 -0.307 -3.92
Total Carbon Sub Index 21.12

* Based on an €80/tonne carbon price