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 3.55
Milk (kg) -107.00 -0.014 1.50
Fat (kg) -2.18 -0.375 0.82
Prot (kg) -2.81 -0.441 1.24
Fertility Sub Index 3.79
Calving Interval (days) -1.49 -1.459 2.17
Survival (%) 1.45 1.117 1.62
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 2.20
Carcass Weight (kg) -11.10 -0.528 5.86
Age of Slaughter (days) 8.46 -0.432 -3.65
Maintenance Sub Index Maint. Sub Index 11.28
Live WT (kg) -36.80 -0.307 11.28
Total Carbon Sub Index 21.47

* Based on an €80/tonne carbon price