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 9.47
Milk (kg) -190.00 -0.014 2.66
Fat (kg) -10.37 -0.375 3.88
Prot (kg) -6.63 -0.441 2.93
Fertility Sub Index 0.20
Calving Interval (days) 0.59 -1.459 -0.86
Survival (%) 0.95 1.117 1.06
Calving Sub Index -1.76
Gestation Length (days) 1.92 -0.919 -1.76
Beef Sub Index -4.42
Carcass Weight (kg) 4.20 -0.528 -2.22
Age of Slaughter (days) 5.11 -0.432 -2.21
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 6.55

* Based on an €80/tonne carbon price