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 7.84
Milk (kg) -228.00 -0.014 3.19
Fat (kg) -1.31 -0.375 0.49
Prot (kg) -9.43 -0.441 4.16
Fertility Sub Index -2.29
Calving Interval (days) 1.12 -1.459 -1.63
Survival (%) -0.59 1.117 -0.66
Calving Sub Index -0.34
Gestation Length (days) 0.37 -0.919 -0.34
Beef Sub Index 0.72
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.03 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index 6.78

* Based on an €80/tonne carbon price