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 6.59
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -4.66 -0.375 1.75
Prot (kg) -5.17 -0.441 2.28
Fertility Sub Index 3.07
Calving Interval (days) -2.03 -1.459 2.96
Survival (%) 0.10 1.117 0.11
Calving Sub Index 1.65
Gestation Length (days) -1.79 -0.919 1.65
Beef Sub Index -1.67
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 2.28 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 11.66

* Based on an €80/tonne carbon price