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 10.52
Milk (kg) -245.00 -0.014 3.43
Fat (kg) -8.54 -0.375 3.20
Prot (kg) -8.82 -0.441 3.89
Fertility Sub Index 7.61
Calving Interval (days) -4.70 -1.459 6.86
Survival (%) 0.67 1.117 0.75
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 1.86
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 2.66 -0.432 -1.15
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 25.79

* Based on an €80/tonne carbon price