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 -3.52
Milk (kg) 66.00 -0.014 -0.92
Fat (kg) 6.75 -0.375 -2.53
Prot (kg) 0.16 -0.441 -0.07
Fertility Sub Index -3.01
Calving Interval (days) 1.46 -1.459 -2.13
Survival (%) -0.79 1.117 -0.88
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index 1.40
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 0.92 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index -2.80

* Based on an €80/tonne carbon price