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 14.84
Milk (kg) -303.00 -0.014 4.24
Fat (kg) -12.52 -0.375 4.69
Prot (kg) -13.38 -0.441 5.91
Fertility Sub Index 5.31
Calving Interval (days) -3.57 -1.459 5.21
Survival (%) 0.09 1.117 0.10
Calving Sub Index 1.01
Gestation Length (days) -1.10 -0.919 1.01
Beef Sub Index 1.97
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) -0.16 -0.432 0.07
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 26.53

* Based on an €80/tonne carbon price