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 7.47
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -7.63 -0.375 2.86
Prot (kg) -6.48 -0.441 2.86
Fertility Sub Index 6.46
Calving Interval (days) -3.73 -1.459 5.44
Survival (%) 0.91 1.117 1.02
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 0.99
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.26 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 18.14

* Based on an €80/tonne carbon price