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 6.71
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -7.30 -0.375 2.73
Prot (kg) -6.59 -0.441 2.91
Fertility Sub Index -1.18
Calving Interval (days) 0.68 -1.459 -0.99
Survival (%) -0.17 1.117 -0.19
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.31
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.68 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index -1.78
Live WT (kg) 5.80 -0.307 -1.78
Total Carbon Sub Index 2.96

* Based on an €80/tonne carbon price