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 6.40
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -7.00 -0.375 2.62
Prot (kg) -6.98 -0.441 3.08
Fertility Sub Index 3.44
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) 1.12 1.117 1.25
Calving Sub Index 2.65
Gestation Length (days) -2.88 -0.919 2.65
Beef Sub Index 0.51
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.02 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 14.20

* Based on an €80/tonne carbon price