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 4.00
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -1.58 -0.375 0.59
Prot (kg) -2.14 -0.441 0.94
Fertility Sub Index 6.52
Calving Interval (days) -3.22 -1.459 4.70
Survival (%) 1.63 1.117 1.82
Calving Sub Index 1.66
Gestation Length (days) -1.81 -0.919 1.66
Beef Sub Index 0.82
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 3.73 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 18.80

* Based on an €80/tonne carbon price