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 5.10
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -3.09 -0.375 1.16
Prot (kg) -4.34 -0.441 1.92
Fertility Sub Index 4.63
Calving Interval (days) -1.89 -1.459 2.76
Survival (%) 1.68 1.117 1.88
Calving Sub Index 0.88
Gestation Length (days) -0.96 -0.919 0.88
Beef Sub Index -0.42
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 8.07 -0.432 -3.48
Maintenance Sub Index Maint. Sub Index 8.31
Live WT (kg) -27.10 -0.307 8.31
Total Carbon Sub Index 18.50

* Based on an €80/tonne carbon price