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 11.59
Milk (kg) -194.00 -0.014 2.72
Fat (kg) -11.45 -0.375 4.29
Prot (kg) -10.40 -0.441 4.59
Fertility Sub Index 7.40
Calving Interval (days) -4.32 -1.459 6.30
Survival (%) 0.98 1.117 1.09
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index 0.91
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.69 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 23.64

* Based on an €80/tonne carbon price