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 -4.49
Milk (kg) 16.00 -0.014 -0.22
Fat (kg) 6.64 -0.375 -2.49
Prot (kg) 4.04 -0.441 -1.78
Fertility Sub Index 7.76
Calving Interval (days) -3.87 -1.459 5.65
Survival (%) 1.89 1.117 2.11
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -1.04
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 5.47 -0.432 -2.36
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 9.61

* Based on an €80/tonne carbon price