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 10.35
Milk (kg) -355.00 -0.014 4.97
Fat (kg) -2.91 -0.375 1.09
Prot (kg) -9.73 -0.441 4.29
Fertility Sub Index 5.21
Calving Interval (days) -3.29 -1.459 4.80
Survival (%) 0.37 1.117 0.41
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 0.54
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 6.99
Live WT (kg) -22.80 -0.307 6.99
Total Carbon Sub Index 23.86

* Based on an €80/tonne carbon price