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 6.09
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -7.15 -0.375 2.68
Prot (kg) -3.95 -0.441 1.74
Fertility Sub Index 4.85
Calving Interval (days) -2.23 -1.459 3.25
Survival (%) 1.43 1.117 1.60
Calving Sub Index -1.62
Gestation Length (days) 1.76 -0.919 -1.62
Beef Sub Index -1.29
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 5.92 -0.432 -2.56
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 13.16

* Based on an €80/tonne carbon price