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 6.16
Milk (kg) -71.00 -0.014 0.99
Fat (kg) -8.51 -0.375 3.19
Prot (kg) -4.49 -0.441 1.98
Fertility Sub Index 6.82
Calving Interval (days) -4.96 -1.459 7.24
Survival (%) -0.37 1.117 -0.41
Calving Sub Index -0.63
Gestation Length (days) 0.68 -0.919 -0.63
Beef Sub Index -2.36
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) 3.75 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index 3.16
Live WT (kg) -10.30 -0.307 3.16
Total Carbon Sub Index 13.17

* Based on an €80/tonne carbon price