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 -0.60
Milk (kg) 34.00 -0.014 -0.48
Fat (kg) -1.00 -0.375 0.37
Prot (kg) 1.14 -0.441 -0.50
Fertility Sub Index -5.05
Calving Interval (days) 2.80 -1.459 -4.09
Survival (%) -0.86 1.117 -0.96
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 0.29
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 4.09 -0.432 -1.77
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index -1.52

* Based on an €80/tonne carbon price