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 2.68
Milk (kg) -70.00 -0.014 0.98
Fat (kg) -2.73 -0.375 1.02
Prot (kg) -1.53 -0.441 0.68
Fertility Sub Index -0.28
Calving Interval (days) 1.16 -1.459 -1.69
Survival (%) 1.26 1.117 1.41
Calving Sub Index -0.61
Gestation Length (days) 0.66 -0.919 -0.61
Beef Sub Index -1.35
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 7.40 -0.432 -3.19
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 6.62

* Based on an €80/tonne carbon price