Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 0.13
Milk (kg) 3.00 -0.014 -0.04
Fat (kg) -0.13 -0.375 0.05
Prot (kg) -0.27 -0.441 0.12
Fertility Sub Index 1.59
Calving Interval (days) -0.97 -1.459 1.42
Survival (%) 0.16 1.117 0.18
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.80
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.10 -0.432 -0.04
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 4.14

* Based on an €80/tonne carbon price