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 5.18
Milk (kg) -303.00 -0.014 4.24
Fat (kg) 4.18 -0.375 -1.57
Prot (kg) -5.67 -0.441 2.50
Fertility Sub Index 8.14
Calving Interval (days) -4.88 -1.459 7.12
Survival (%) 0.91 1.117 1.02
Calving Sub Index -0.46
Gestation Length (days) 0.50 -0.919 -0.46
Beef Sub Index -1.66
Carcass Weight (kg) 5.90 -0.528 -3.11
Age of Slaughter (days) -3.37 -0.432 1.45
Maintenance Sub Index Maint. Sub Index -2.51
Live WT (kg) 8.20 -0.307 -2.51
Total Carbon Sub Index 8.69

* Based on an €80/tonne carbon price