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 -2.18
Milk (kg) 93.00 -0.014 -1.30
Fat (kg) -1.19 -0.375 0.45
Prot (kg) 3.00 -0.441 -1.32
Fertility Sub Index -1.62
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) -2.89 1.117 -3.23
Calving Sub Index 2.08
Gestation Length (days) -2.26 -0.919 2.08
Beef Sub Index -2.50
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 6.15 -0.432 -2.65
Maintenance Sub Index Maint. Sub Index -3.37
Live WT (kg) 11.00 -0.307 -3.37
Total Carbon Sub Index -7.59

* Based on an €80/tonne carbon price