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 -10.10
Milk (kg) 404.00 -0.014 -5.66
Fat (kg) 4.65 -0.375 -1.74
Prot (kg) 6.12 -0.441 -2.70
Fertility Sub Index -5.56
Calving Interval (days) 1.62 -1.459 -2.36
Survival (%) -2.86 1.117 -3.20
Calving Sub Index 3.15
Gestation Length (days) -3.43 -0.919 3.15
Beef Sub Index -1.43
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 6.24 -0.432 -2.69
Maintenance Sub Index Maint. Sub Index -2.27
Live WT (kg) 7.40 -0.307 -2.27
Total Carbon Sub Index -16.20

* Based on an €80/tonne carbon price