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 -8.02
Milk (kg) -13.00 -0.014 0.18
Fat (kg) 12.33 -0.375 -4.62
Prot (kg) 8.13 -0.441 -3.59
Fertility Sub Index 12.12
Calving Interval (days) -6.59 -1.459 9.62
Survival (%) 2.24 1.117 2.50
Calving Sub Index 2.83
Gestation Length (days) -3.08 -0.919 2.83
Beef Sub Index 1.26
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 3.55 -0.432 -1.53
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 11.25

* Based on an €80/tonne carbon price