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 6.40
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -4.89 -0.375 1.83
Prot (kg) -6.60 -0.441 2.91
Fertility Sub Index 3.99
Calving Interval (days) -2.42 -1.459 3.53
Survival (%) 0.41 1.117 0.46
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index -0.64
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.96 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 14.19

* Based on an €80/tonne carbon price