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 5.27
Milk (kg) -176.00 -0.014 2.46
Fat (kg) 1.48 -0.375 -0.55
Prot (kg) -7.61 -0.441 3.36
Fertility Sub Index 8.48
Calving Interval (days) -4.98 -1.459 7.27
Survival (%) 1.09 1.117 1.22
Calving Sub Index 1.08
Gestation Length (days) -1.18 -0.919 1.08
Beef Sub Index 0.82
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.28 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 18.41

* Based on an €80/tonne carbon price