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 1.93
Milk (kg) -60.00 -0.014 0.84
Fat (kg) -1.12 -0.375 0.42
Prot (kg) -1.52 -0.441 0.67
Fertility Sub Index 4.09
Calving Interval (days) -1.61 -1.459 2.35
Survival (%) 1.56 1.117 1.74
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index -2.13
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 8.73 -0.432 -3.77
Maintenance Sub Index Maint. Sub Index 6.90
Live WT (kg) -22.50 -0.307 6.90
Total Carbon Sub Index 11.50

* Based on an €80/tonne carbon price