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 -1.88
Milk (kg) -289.00 -0.014 4.05
Fat (kg) 15.52 -0.375 -5.81
Prot (kg) 0.25 -0.441 -0.11
Fertility Sub Index 1.38
Calving Interval (days) 0.54 -1.459 -0.79
Survival (%) 1.94 1.117 2.17
Calving Sub Index 3.56
Gestation Length (days) -3.87 -0.919 3.56
Beef Sub Index 12.47
Carcass Weight (kg) -30.10 -0.528 15.88
Age of Slaughter (days) 7.89 -0.432 -3.41
Maintenance Sub Index Maint. Sub Index 23.61
Live WT (kg) -77.00 -0.307 23.61
Total Carbon Sub Index 39.13

* Based on an €80/tonne carbon price