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 6.26
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -7.42 -0.375 2.78
Prot (kg) -3.45 -0.441 1.52
Fertility Sub Index 2.96
Calving Interval (days) -1.63 -1.459 2.38
Survival (%) 0.52 1.117 0.58
Calving Sub Index -0.65
Gestation Length (days) 0.71 -0.919 -0.65
Beef Sub Index -3.26
Carcass Weight (kg) 5.00 -0.528 -2.64
Age of Slaughter (days) 1.45 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 7.69

* Based on an €80/tonne carbon price