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 10.12
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -5.03 -0.375 1.88
Prot (kg) -13.58 -0.441 5.99
Fertility Sub Index 0.63
Calving Interval (days) -0.45 -1.459 0.66
Survival (%) -0.02 1.117 -0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.33
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.43 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 12.73

* Based on an €80/tonne carbon price