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 12.50
Milk (kg) -262.00 -0.014 3.67
Fat (kg) -11.35 -0.375 4.25
Prot (kg) -10.38 -0.441 4.58
Fertility Sub Index 4.69
Calving Interval (days) -3.86 -1.459 5.63
Survival (%) -0.84 1.117 -0.94
Calving Sub Index -0.72
Gestation Length (days) 0.78 -0.919 -0.72
Beef Sub Index 2.90
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) -1.83 -0.432 0.79
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 22.14

* Based on an €80/tonne carbon price