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 10.20
Milk (kg) -260.00 -0.014 3.64
Fat (kg) -8.71 -0.375 3.26
Prot (kg) -7.47 -0.441 3.30
Fertility Sub Index 4.10
Calving Interval (days) -2.02 -1.459 2.95
Survival (%) 1.03 1.117 1.15
Calving Sub Index -0.41
Gestation Length (days) 0.45 -0.919 -0.41
Beef Sub Index 2.09
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -0.81 -0.432 0.35
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 17.45

* Based on an €80/tonne carbon price