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 6.76
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -5.68 -0.375 2.13
Prot (kg) -6.91 -0.441 3.05
Fertility Sub Index 1.71
Calving Interval (days) -1.19 -1.459 1.74
Survival (%) -0.02 1.117 -0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.43
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 3.04 -0.432 -1.31
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 10.19

* Based on an €80/tonne carbon price