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 7.54
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -2.96 -0.375 1.11
Prot (kg) -6.87 -0.441 3.03
Fertility Sub Index 4.97
Calving Interval (days) -3.03 -1.459 4.42
Survival (%) 0.49 1.117 0.55
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.15
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 0.15 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 15.84

* Based on an €80/tonne carbon price