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 1.24
Milk (kg) -29.00 -0.014 0.41
Fat (kg) 0.53 -0.375 -0.20
Prot (kg) -2.35 -0.441 1.04
Fertility Sub Index 4.19
Calving Interval (days) -2.28 -1.459 3.33
Survival (%) 0.77 1.117 0.86
Calving Sub Index -0.09
Gestation Length (days) 0.10 -0.919 -0.09
Beef Sub Index 3.25
Carcass Weight (kg) -7.70 -0.528 4.06
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 14.54

* Based on an €80/tonne carbon price