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 2.80
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -1.62 -0.375 0.61
Prot (kg) -3.38 -0.441 1.49
Fertility Sub Index -3.14
Calving Interval (days) 1.63 -1.459 -2.38
Survival (%) -0.68 1.117 -0.76
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.46
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 1.46

* Based on an €80/tonne carbon price