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 2.13
Milk (kg) 55.00 -0.014 -0.77
Fat (kg) -3.69 -0.375 1.38
Prot (kg) -3.45 -0.441 1.52
Fertility Sub Index -10.28
Calving Interval (days) 5.21 -1.459 -7.60
Survival (%) -2.40 1.117 -2.68
Calving Sub Index 0.91
Gestation Length (days) -0.99 -0.919 0.91
Beef Sub Index 1.03
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 3.36 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index -4.74

* Based on an €80/tonne carbon price