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 14.31
Milk (kg) -469.00 -0.014 6.57
Fat (kg) -4.93 -0.375 1.85
Prot (kg) -13.37 -0.441 5.90
Fertility Sub Index 4.46
Calving Interval (days) -1.80 -1.459 2.63
Survival (%) 1.64 1.117 1.83
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index -1.02
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 8.11 -0.432 -3.50
Maintenance Sub Index Maint. Sub Index 7.63
Live WT (kg) -24.90 -0.307 7.63
Total Carbon Sub Index 26.18

* Based on an €80/tonne carbon price