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 4.27
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -2.65 -0.375 0.99
Prot (kg) -3.43 -0.441 1.51
Fertility Sub Index 3.62
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) 1.45 1.117 1.62
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index 3.26
Carcass Weight (kg) -12.80 -0.528 6.75
Age of Slaughter (days) 8.10 -0.432 -3.50
Maintenance Sub Index Maint. Sub Index 12.48
Live WT (kg) -40.70 -0.307 12.48
Total Carbon Sub Index 24.23

* Based on an €80/tonne carbon price