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 1.97
Milk (kg) 39.00 -0.014 -0.55
Fat (kg) -2.36 -0.375 0.88
Prot (kg) -3.70 -0.441 1.63
Fertility Sub Index -10.08
Calving Interval (days) 4.41 -1.459 -6.43
Survival (%) -3.26 1.117 -3.64
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index -1.85
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 6.73 -0.432 -2.91
Maintenance Sub Index Maint. Sub Index -2.45
Live WT (kg) 8.00 -0.307 -2.45
Total Carbon Sub Index -12.04

* Based on an €80/tonne carbon price