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 7.82
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -4.67 -0.375 1.75
Prot (kg) -7.63 -0.441 3.37
Fertility Sub Index 6.06
Calving Interval (days) -3.05 -1.459 4.45
Survival (%) 1.44 1.117 1.61
Calving Sub Index 0.89
Gestation Length (days) -0.97 -0.919 0.89
Beef Sub Index 3.90
Carcass Weight (kg) -8.20 -0.528 4.33
Age of Slaughter (days) 0.99 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 5.03
Live WT (kg) -16.40 -0.307 5.03
Total Carbon Sub Index 23.69

* Based on an €80/tonne carbon price