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 8.75
Milk (kg) -236.00 -0.014 3.30
Fat (kg) -7.95 -0.375 2.98
Prot (kg) -5.59 -0.441 2.47
Fertility Sub Index 9.95
Calving Interval (days) -5.01 -1.459 7.31
Survival (%) 2.36 1.117 2.64
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -1.84
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 5.86 -0.432 -2.53
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 23.26

* Based on an €80/tonne carbon price