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 6.88
Milk (kg) -21.00 -0.014 0.29
Fat (kg) -10.44 -0.375 3.91
Prot (kg) -6.06 -0.441 2.67
Fertility Sub Index 7.23
Calving Interval (days) -3.71 -1.459 5.41
Survival (%) 1.63 1.117 1.82
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 4.97
Carcass Weight (kg) -8.80 -0.528 4.64
Age of Slaughter (days) -0.75 -0.432 0.32
Maintenance Sub Index Maint. Sub Index 5.03
Live WT (kg) -16.40 -0.307 5.03
Total Carbon Sub Index 23.63

* Based on an €80/tonne carbon price