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 14.17
Milk (kg) -355.00 -0.014 4.97
Fat (kg) -11.21 -0.375 4.20
Prot (kg) -11.34 -0.441 5.01
Fertility Sub Index 10.21
Calving Interval (days) -5.54 -1.459 8.08
Survival (%) 1.90 1.117 2.12
Calving Sub Index 1.20
Gestation Length (days) -1.31 -0.919 1.20
Beef Sub Index 1.64
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 30.05

* Based on an €80/tonne carbon price