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 3.89
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -1.00 -0.375 0.37
Prot (kg) -3.65 -0.441 1.61
Fertility Sub Index 6.15
Calving Interval (days) -3.82 -1.459 5.57
Survival (%) 0.52 1.117 0.58
Calving Sub Index 1.62
Gestation Length (days) -1.76 -0.919 1.62
Beef Sub Index 4.60
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) -4.18 -0.432 1.80
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 18.10

* Based on an €80/tonne carbon price