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 16.78
Milk (kg) -323.00 -0.014 4.52
Fat (kg) -22.99 -0.375 8.61
Prot (kg) -8.26 -0.441 3.65
Fertility Sub Index 1.62
Calving Interval (days) -1.00 -1.459 1.46
Survival (%) 0.14 1.117 0.16
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.66
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.01 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 21.47

* Based on an €80/tonne carbon price