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 4.89
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -4.91 -0.375 1.84
Prot (kg) -3.67 -0.441 1.62
Fertility Sub Index 2.38
Calving Interval (days) -1.68 -1.459 2.45
Survival (%) -0.06 1.117 -0.07
Calving Sub Index 0.47
Gestation Length (days) -0.51 -0.919 0.47
Beef Sub Index 0.04
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 0.76 -0.432 -0.33
Maintenance Sub Index Maint. Sub Index -1.04
Live WT (kg) 3.40 -0.307 -1.04
Total Carbon Sub Index 6.74

* Based on an €80/tonne carbon price