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 2.43
Milk (kg) -322.00 -0.014 4.51
Fat (kg) 6.92 -0.375 -2.59
Prot (kg) -1.17 -0.441 0.52
Fertility Sub Index 3.53
Calving Interval (days) -0.92 -1.459 1.34
Survival (%) 1.96 1.117 2.19
Calving Sub Index 1.72
Gestation Length (days) -1.87 -0.919 1.72
Beef Sub Index 13.14
Carcass Weight (kg) -31.30 -0.528 16.51
Age of Slaughter (days) 7.81 -0.432 -3.37
Maintenance Sub Index Maint. Sub Index 23.91
Live WT (kg) -78.00 -0.307 23.91
Total Carbon Sub Index 44.74

* Based on an €80/tonne carbon price