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 8.23
Milk (kg) -260.00 -0.014 3.64
Fat (kg) -4.58 -0.375 1.72
Prot (kg) -6.52 -0.441 2.88
Fertility Sub Index 3.84
Calving Interval (days) -1.54 -1.459 2.25
Survival (%) 1.43 1.117 1.60
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index 2.25
Carcass Weight (kg) -11.10 -0.528 5.86
Age of Slaughter (days) 8.36 -0.432 -3.61
Maintenance Sub Index Maint. Sub Index 11.56
Live WT (kg) -37.70 -0.307 11.56
Total Carbon Sub Index 26.49

* Based on an €80/tonne carbon price