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 18.50
Milk (kg) -533.00 -0.014 7.46
Fat (kg) -12.79 -0.375 4.79
Prot (kg) -14.16 -0.441 6.25
Fertility Sub Index 6.51
Calving Interval (days) -4.21 -1.459 6.14
Survival (%) 0.33 1.117 0.37
Calving Sub Index -0.36
Gestation Length (days) 0.39 -0.919 -0.36
Beef Sub Index 1.99
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 0.03 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 30.30

* Based on an €80/tonne carbon price