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 2.05
Milk (kg) -474.00 -0.014 6.64
Fat (kg) 13.82 -0.375 -5.18
Prot (kg) -1.34 -0.441 0.59
Fertility Sub Index 4.54
Calving Interval (days) -1.80 -1.459 2.63
Survival (%) 1.71 1.117 1.91
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index -1.90
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 8.79 -0.432 -3.79
Maintenance Sub Index Maint. Sub Index 7.73
Live WT (kg) -25.20 -0.307 7.73
Total Carbon Sub Index 13.26

* Based on an €80/tonne carbon price