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 4.48
Milk (kg) -352.00 -0.014 4.93
Fat (kg) 5.48 -0.375 -2.05
Prot (kg) -3.63 -0.441 1.60
Fertility Sub Index 4.55
Calving Interval (days) -1.80 -1.459 2.63
Survival (%) 1.72 1.117 1.92
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -0.79
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 8.80 -0.432 -3.80
Maintenance Sub Index Maint. Sub Index 8.40
Live WT (kg) -27.40 -0.307 8.40
Total Carbon Sub Index 17.37

* Based on an €80/tonne carbon price