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 14.44
Milk (kg) -335.00 -0.014 4.69
Fat (kg) -12.23 -0.375 4.58
Prot (kg) -11.72 -0.441 5.17
Fertility Sub Index 10.08
Calving Interval (days) -5.52 -1.459 8.05
Survival (%) 1.81 1.117 2.02
Calving Sub Index -1.68
Gestation Length (days) 1.83 -0.919 -1.68
Beef Sub Index 1.55
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 0.93 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 29.15

* Based on an €80/tonne carbon price