Carbon Sub Index breakdown

Date of Evaluation Index Trait PTA * Carbon Cost (€) Contribution
PTA * Carbon Cost
May 2023 Milk Sub Index -8.83
Milk (kg) 230.00 -0.014 -3.22
Fat (kg) 4.33 -0.375 -1.62
Prot (kg) 9.04 -0.441 -3.99
Fertility Sub Index -2.02
Calving Interval (days) 1.13 -1.459 -1.65
Survival (%) -0.33 1.117 -0.37
Calving Sub Index 1.90
Gestation Length (days) -2.07 -0.919 1.90
Beef Sub Index -2.37
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 5.99 -0.432 -2.59
Maintenance Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index -10.41
* Based on an €80/tonne carbon price