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 4.63
Milk (kg) -103.00 -0.014 1.44
Fat (kg) -1.64 -0.375 0.61
Prot (kg) -5.83 -0.441 2.57
Fertility Sub Index -3.02
Calving Interval (days) 1.15 -1.459 -1.68
Survival (%) -1.20 1.117 -1.34
Calving Sub Index -2.43
Gestation Length (days) 2.64 -0.919 -2.43
Beef Sub Index 0.20
Carcass Weight (kg) -6.70 -0.528 3.53
Age of Slaughter (days) 7.73 -0.432 -3.34
Maintenance Sub Index Maint. Sub Index 5.46
Live WT (kg) -17.80 -0.307 5.46
Total Carbon Sub Index 4.83

* Based on an €80/tonne carbon price