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 7.88
Milk (kg) -220.00 -0.014 3.08
Fat (kg) -6.64 -0.375 2.49
Prot (kg) -5.23 -0.441 2.31
Fertility Sub Index 4.52
Calving Interval (days) -2.61 -1.459 3.81
Survival (%) 0.64 1.117 0.72
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 0.04
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) -1.69 -0.432 0.73
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 14.99

* Based on an €80/tonne carbon price