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 1.79
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -1.28 -0.375 0.48
Prot (kg) -1.50 -0.441 0.66
Fertility Sub Index -0.34
Calving Interval (days) 0.35 -1.459 -0.51
Survival (%) 0.15 1.117 0.17
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index 2.02
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -4.80 -0.432 2.07
Maintenance Sub Index Maint. Sub Index -1.93
Live WT (kg) 6.30 -0.307 -1.93
Total Carbon Sub Index 1.86

* Based on an €80/tonne carbon price