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 11.00
Milk (kg) -277.00 -0.014 3.88
Fat (kg) -7.80 -0.375 2.92
Prot (kg) -9.51 -0.441 4.20
Fertility Sub Index 6.49
Calving Interval (days) -3.75 -1.459 5.47
Survival (%) 0.91 1.117 1.02
Calving Sub Index 0.04
Gestation Length (days) -0.04 -0.919 0.04
Beef Sub Index 0.99
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.89 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 21.94

* Based on an €80/tonne carbon price