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 14.79
Milk (kg) -325.00 -0.014 4.55
Fat (kg) -12.41 -0.375 4.65
Prot (kg) -12.68 -0.441 5.60
Fertility Sub Index 4.82
Calving Interval (days) -2.72 -1.459 3.97
Survival (%) 0.76 1.117 0.85
Calving Sub Index 0.24
Gestation Length (days) -0.26 -0.919 0.24
Beef Sub Index 2.53
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) 2.46 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 26.02

* Based on an €80/tonne carbon price