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 15.90
Milk (kg) -348.00 -0.014 4.87
Fat (kg) -12.87 -0.375 4.82
Prot (kg) -14.06 -0.441 6.21
Fertility Sub Index 6.68
Calving Interval (days) -4.05 -1.459 5.91
Survival (%) 0.69 1.117 0.77
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index 0.51
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.48 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 26.02

* Based on an €80/tonne carbon price