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 5.18
Milk (kg) -83.00 -0.014 1.16
Fat (kg) -4.02 -0.375 1.51
Prot (kg) -5.69 -0.441 2.51
Fertility Sub Index 9.11
Calving Interval (days) -4.94 -1.459 7.21
Survival (%) 1.70 1.117 1.90
Calving Sub Index 2.62
Gestation Length (days) -2.85 -0.919 2.62
Beef Sub Index 2.55
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 0.70 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 21.47

* Based on an €80/tonne carbon price