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 16.22
Milk (kg) -346.00 -0.014 4.84
Fat (kg) -15.30 -0.375 5.73
Prot (kg) -12.80 -0.441 5.65
Fertility Sub Index 10.50
Calving Interval (days) -6.54 -1.459 9.54
Survival (%) 0.86 1.117 0.96
Calving Sub Index -0.66
Gestation Length (days) 0.72 -0.919 -0.66
Beef Sub Index 0.91
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -1.00 -0.432 0.43
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 30.10

* Based on an €80/tonne carbon price