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 5.20
Milk (kg) -29.00 -0.014 0.41
Fat (kg) -6.09 -0.375 2.28
Prot (kg) -5.69 -0.441 2.51
Fertility Sub Index 1.04
Calving Interval (days) -0.63 -1.459 0.92
Survival (%) 0.11 1.117 0.12
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.82
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.52 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 8.95

* Based on an €80/tonne carbon price