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 9.74
Milk (kg) -178.00 -0.014 2.49
Fat (kg) -9.72 -0.375 3.64
Prot (kg) -8.18 -0.441 3.61
Fertility Sub Index 10.51
Calving Interval (days) -6.52 -1.459 9.51
Survival (%) 0.89 1.117 0.99
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.20
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 2.47 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 25.17

* Based on an €80/tonne carbon price