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 1.91
Milk (kg) -98.00 -0.014 1.37
Fat (kg) 1.17 -0.375 -0.44
Prot (kg) -2.22 -0.441 0.98
Fertility Sub Index -0.83
Calving Interval (days) 0.69 -1.459 -1.01
Survival (%) 0.16 1.117 0.18
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 2.45
Carcass Weight (kg) -7.20 -0.528 3.80
Age of Slaughter (days) 3.13 -0.432 -1.35
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 12.15

* Based on an €80/tonne carbon price