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 11.62
Milk (kg) -263.00 -0.014 3.68
Fat (kg) -11.22 -0.375 4.20
Prot (kg) -8.46 -0.441 3.73
Fertility Sub Index 10.66
Calving Interval (days) -5.68 -1.459 8.29
Survival (%) 2.12 1.117 2.37
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.90
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.43 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 32.13

* Based on an €80/tonne carbon price