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 13.19
Milk (kg) -519.00 -0.014 7.27
Fat (kg) -1.98 -0.375 0.74
Prot (kg) -11.75 -0.441 5.19
Fertility Sub Index 5.81
Calving Interval (days) -2.20 -1.459 3.21
Survival (%) 2.33 1.117 2.60
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 2.70
Carcass Weight (kg) -12.90 -0.528 6.80
Age of Slaughter (days) 9.52 -0.432 -4.11
Maintenance Sub Index Maint. Sub Index 12.94
Live WT (kg) -42.20 -0.307 12.94
Total Carbon Sub Index 35.36

* Based on an €80/tonne carbon price