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 4.13
Milk (kg) -264.00 -0.014 3.70
Fat (kg) 5.25 -0.375 -1.97
Prot (kg) -5.45 -0.441 2.41
Fertility Sub Index 5.81
Calving Interval (days) -3.42 -1.459 4.99
Survival (%) 0.73 1.117 0.82
Calving Sub Index 0.85
Gestation Length (days) -0.93 -0.919 0.85
Beef Sub Index -1.40
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 8.62 -0.432 -3.72
Maintenance Sub Index Maint. Sub Index 7.66
Live WT (kg) -25.00 -0.307 7.66
Total Carbon Sub Index 17.06

* Based on an €80/tonne carbon price