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 4.38
Milk (kg) -114.00 -0.014 1.60
Fat (kg) -0.30 -0.375 0.11
Prot (kg) -6.06 -0.441 2.67
Fertility Sub Index -0.29
Calving Interval (days) 1.02 -1.459 -1.49
Survival (%) 1.07 1.117 1.20
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index -2.07
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 5.29 -0.432 -2.28
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 4.12

* Based on an €80/tonne carbon price