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 0.75
Milk (kg) -122.00 -0.014 1.71
Fat (kg) 6.56 -0.375 -2.46
Prot (kg) -3.40 -0.441 1.50
Fertility Sub Index 2.95
Calving Interval (days) -1.58 -1.459 2.31
Survival (%) 0.58 1.117 0.65
Calving Sub Index 2.06
Gestation Length (days) -2.24 -0.919 2.06
Beef Sub Index 1.44
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 3.15 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 9.80

* Based on an €80/tonne carbon price