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 14.45
Milk (kg) -303.00 -0.014 4.24
Fat (kg) -13.95 -0.375 5.23
Prot (kg) -11.29 -0.441 4.98
Fertility Sub Index 5.72
Calving Interval (days) -3.76 -1.459 5.49
Survival (%) 0.21 1.117 0.23
Calving Sub Index 1.14
Gestation Length (days) -1.24 -0.919 1.14
Beef Sub Index 0.75
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.44 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 23.69

* Based on an €80/tonne carbon price