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 3.49
Milk (kg) 57.00 -0.014 -0.80
Fat (kg) -7.30 -0.375 2.73
Prot (kg) -3.53 -0.441 1.56
Fertility Sub Index 7.95
Calving Interval (days) -4.56 -1.459 6.65
Survival (%) 1.16 1.117 1.30
Calving Sub Index 0.92
Gestation Length (days) -1.00 -0.919 0.92
Beef Sub Index -2.63
Carcass Weight (kg) 3.00 -0.528 -1.58
Age of Slaughter (days) 2.42 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 10.71

* Based on an €80/tonne carbon price