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 0.28
Milk (kg) 5.00 -0.014 -0.07
Fat (kg) -0.99 -0.375 0.37
Prot (kg) 0.05 -0.441 -0.02
Fertility Sub Index 5.85
Calving Interval (days) -3.30 -1.459 4.81
Survival (%) 0.93 1.117 1.04
Calving Sub Index 0.15
Gestation Length (days) -0.16 -0.919 0.15
Beef Sub Index 0.97
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 1.41 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 10.78

* Based on an €80/tonne carbon price