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 2.62
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -2.88 -0.375 1.08
Prot (kg) -2.16 -0.441 0.95
Fertility Sub Index 3.34
Calving Interval (days) -1.58 -1.459 2.31
Survival (%) 0.93 1.117 1.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.05
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 4.99 -0.432 -2.15
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 8.65

* Based on an €80/tonne carbon price