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 14.79
Milk (kg) -319.00 -0.014 4.47
Fat (kg) -12.18 -0.375 4.56
Prot (kg) -13.06 -0.441 5.76
Fertility Sub Index 5.85
Calving Interval (days) -2.76 -1.459 4.03
Survival (%) 1.63 1.117 1.82
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.48
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -1.59 -0.432 0.69
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 33.18

* Based on an €80/tonne carbon price