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 -8.40
Milk (kg) 252.00 -0.014 -3.53
Fat (kg) 5.69 -0.375 -2.13
Prot (kg) 6.21 -0.441 -2.74
Fertility Sub Index -3.36
Calving Interval (days) 1.82 -1.459 -2.66
Survival (%) -0.63 1.117 -0.70
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 0.19
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index -10.54

* Based on an €80/tonne carbon price