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 21.37
Milk (kg) -708.00 -0.014 9.91
Fat (kg) -7.19 -0.375 2.69
Prot (kg) -19.86 -0.441 8.77
Fertility Sub Index 7.77
Calving Interval (days) -6.00 -1.459 8.75
Survival (%) -0.88 1.117 -0.98
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index -0.19
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 5.94 -0.432 -2.56
Maintenance Sub Index Maint. Sub Index 7.66
Live WT (kg) -25.00 -0.307 7.66
Total Carbon Sub Index 37.40

* Based on an €80/tonne carbon price