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 10.69
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -11.80 -0.375 4.42
Prot (kg) -8.74 -0.441 3.86
Fertility Sub Index 5.77
Calving Interval (days) -2.62 -1.459 3.82
Survival (%) 1.74 1.117 1.94
Calving Sub Index -1.48
Gestation Length (days) 1.61 -0.919 -1.48
Beef Sub Index -2.63
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 7.56 -0.432 -3.26
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 18.25

* Based on an €80/tonne carbon price