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 -3.16
Milk (kg) -123.00 -0.014 1.72
Fat (kg) 9.15 -0.375 -3.43
Prot (kg) 3.29 -0.441 -1.45
Fertility Sub Index 1.72
Calving Interval (days) -1.07 -1.459 1.56
Survival (%) 0.14 1.117 0.16
Calving Sub Index 1.38
Gestation Length (days) -1.50 -0.919 1.38
Beef Sub Index 3.31
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) 1.61 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 8.65

* Based on an €80/tonne carbon price