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 -0.78
Milk (kg) 1.00 -0.014 -0.01
Fat (kg) 1.39 -0.375 -0.52
Prot (kg) 0.55 -0.441 -0.24
Fertility Sub Index -0.07
Calving Interval (days) 0.69 -1.459 -1.01
Survival (%) 0.84 1.117 0.94
Calving Sub Index 1.43
Gestation Length (days) -1.56 -0.919 1.43
Beef Sub Index -0.65
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 6.28 -0.432 -2.71
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 2.85

* Based on an €80/tonne carbon price