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 1.03
Milk (kg) -111.00 -0.014 1.55
Fat (kg) 4.61 -0.375 -1.73
Prot (kg) -2.73 -0.441 1.20
Fertility Sub Index 5.57
Calving Interval (days) -2.63 -1.459 3.84
Survival (%) 1.55 1.117 1.73
Calving Sub Index 1.56
Gestation Length (days) -1.70 -0.919 1.56
Beef Sub Index -0.35
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 7.54 -0.432 -3.26
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 10.72

* Based on an €80/tonne carbon price