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 6.43
Milk (kg) -311.00 -0.014 4.35
Fat (kg) 1.47 -0.375 -0.55
Prot (kg) -5.96 -0.441 2.63
Fertility Sub Index 1.07
Calving Interval (days) -0.10 -1.459 0.15
Survival (%) 0.83 1.117 0.93
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index 14.30
Carcass Weight (kg) -33.50 -0.528 17.67
Age of Slaughter (days) 7.81 -0.432 -3.37
Maintenance Sub Index Maint. Sub Index 26.30
Live WT (kg) -85.80 -0.307 26.30
Total Carbon Sub Index 48.92

* Based on an €80/tonne carbon price