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 0.57
Milk (kg) -29.00 -0.014 0.41
Fat (kg) 1.33 -0.375 -0.50
Prot (kg) -1.51 -0.441 0.67
Fertility Sub Index -2.88
Calving Interval (days) 1.87 -1.459 -2.73
Survival (%) -0.14 1.117 -0.16
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -0.87
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 3.48 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index -1.78
Live WT (kg) 5.80 -0.307 -1.78
Total Carbon Sub Index -4.21

* Based on an €80/tonne carbon price