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 12.45
Milk (kg) -281.00 -0.014 3.93
Fat (kg) -9.57 -0.375 3.58
Prot (kg) -11.18 -0.441 4.93
Fertility Sub Index 2.52
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) 0.82 1.117 0.92
Calving Sub Index -0.07
Gestation Length (days) 0.08 -0.919 -0.07
Beef Sub Index 0.57
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.09 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 17.16

* Based on an €80/tonne carbon price