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 2.57
Milk (kg) 30.00 -0.014 -0.42
Fat (kg) -4.40 -0.375 1.65
Prot (kg) -3.05 -0.441 1.35
Fertility Sub Index -6.95
Calving Interval (days) 3.99 -1.459 -5.82
Survival (%) -1.01 1.117 -1.13
Calving Sub Index 2.00
Gestation Length (days) -2.18 -0.919 2.00
Beef Sub Index -0.98
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) 9.73 -0.432 -4.20
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 2.17

* Based on an €80/tonne carbon price