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 5.69
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -2.17 -0.375 0.81
Prot (kg) -6.54 -0.441 2.89
Fertility Sub Index 0.88
Calving Interval (days) -0.46 -1.459 0.67
Survival (%) 0.19 1.117 0.21
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.04
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.34 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 7.95

* Based on an €80/tonne carbon price