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 1.63
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -1.73 -0.375 0.65
Prot (kg) -0.86 -0.441 0.38
Fertility Sub Index -0.76
Calving Interval (days) 1.33 -1.459 -1.94
Survival (%) 1.06 1.117 1.18
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.58
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 7.44 -0.432 -3.21
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 4.78

* Based on an €80/tonne carbon price