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 -4.38
Milk (kg) 54.00 -0.014 -0.76
Fat (kg) 5.54 -0.375 -2.08
Prot (kg) 3.51 -0.441 -1.55
Fertility Sub Index -6.25
Calving Interval (days) 2.42 -1.459 -3.53
Survival (%) -2.43 1.117 -2.71
Calving Sub Index 2.64
Gestation Length (days) -2.87 -0.919 2.64
Beef Sub Index 3.20
Carcass Weight (kg) -9.30 -0.528 4.91
Age of Slaughter (days) 3.94 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index 7.36
Live WT (kg) -24.00 -0.307 7.36
Total Carbon Sub Index 2.57

* Based on an €80/tonne carbon price