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 6.46
Milk (kg) -129.00 -0.014 1.81
Fat (kg) -5.29 -0.375 1.98
Prot (kg) -6.06 -0.441 2.67
Fertility Sub Index 1.05
Calving Interval (days) -0.61 -1.459 0.89
Survival (%) 0.14 1.117 0.16
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.01
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 8.65

* Based on an €80/tonne carbon price