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 6.53
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -1.24 -0.375 0.46
Prot (kg) -6.03 -0.441 2.66
Fertility Sub Index 4.54
Calving Interval (days) -1.71 -1.459 2.49
Survival (%) 1.83 1.117 2.04
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index -0.19
Carcass Weight (kg) -7.30 -0.528 3.85
Age of Slaughter (days) 9.36 -0.432 -4.04
Maintenance Sub Index Maint. Sub Index 9.53
Live WT (kg) -31.10 -0.307 9.53
Total Carbon Sub Index 20.98

* Based on an €80/tonne carbon price