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 6.59
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -6.50 -0.375 2.43
Prot (kg) -6.17 -0.441 2.72
Fertility Sub Index 7.05
Calving Interval (days) -4.01 -1.459 5.85
Survival (%) 1.07 1.117 1.20
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.63
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.36 -0.432 0.16
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 18.99

* Based on an €80/tonne carbon price