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 11.91
Milk (kg) -309.00 -0.014 4.33
Fat (kg) -10.52 -0.375 3.94
Prot (kg) -8.26 -0.441 3.65
Fertility Sub Index -1.07
Calving Interval (days) 1.40 -1.459 -2.04
Survival (%) 0.87 1.117 0.97
Calving Sub Index -1.08
Gestation Length (days) 1.18 -0.919 -1.08
Beef Sub Index -1.14
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 5.57 -0.432 -2.40
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 12.48

* Based on an €80/tonne carbon price