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 3.49
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -3.00 -0.375 1.12
Prot (kg) -1.72 -0.441 0.76
Fertility Sub Index 6.96
Calving Interval (days) -2.88 -1.459 4.20
Survival (%) 2.47 1.117 2.76
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.76
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 1.43 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 19.82

* Based on an €80/tonne carbon price