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 0.45
Milk (kg) 38.00 -0.014 -0.53
Fat (kg) 0.59 -0.375 -0.22
Prot (kg) -2.73 -0.441 1.20
Fertility Sub Index -3.62
Calving Interval (days) 2.06 -1.459 -3.01
Survival (%) -0.55 1.117 -0.61
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.72
Carcass Weight (kg) 2.00 -0.528 -1.06
Age of Slaughter (days) 1.53 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index -3.32

* Based on an €80/tonne carbon price